Restructure events directory & move tests

Merge pull request #13335 from rajkan01/netsocket_dir_restructure ...

Restructure netsocket directory

Move greentea test closure to library

Fix CI build issue with GCC_ARM and ARMC6 toolchain

Update greentea config, header reference

Merge pull request #13264 from ashok-rao/rtos-refactor ...

Moving around a few items within \rtos

Moving around a few items within \rtos

Merge pull request #13213 from jeromecoutant/PR_LED2 ...

Reduce LED use in automatic CI tests

Merge pull request #13210 from dustin-crossman/pr/sleep_test_fix ...

Fix hal-sleep/sleep_manager Tests on Cypress Targets

Merge pull request #13207 from jamesbeyond/fpga_fix ...

TEST: update NRF52840_DK with correct FPAG configuration

Fix serial wait bug in sleep test. ...

During the sleep_usticker_test and the deepsleep_lpticker_test a sleep
was placed above the main testing loop in order to give the device some
time to finish the Green Tea UART transmissions before entering sleep
mode. Since there is a Green Tea transmission at the end of each
iteration of this test loop, this sleep should be called for each loop
instead of just once before it.

LED1 and LED2 removed from tests-mbed_drivers-ticker ...

not really useful for automatic CI test

Remove LED2 in integration tests ...

- LED1 is sufficient
- Use MBED_CONF_APP_NO_LED json config if LED1 doesn't exist

Merge pull request #13188 from toyowata/fix_baremetal_build ...

TEST: Add spif-driver support for baremetal test build

Merge pull request #13174 from jeromecoutant/PR_FPGA_WATCHDOG ...

tests-mbed_timing_fpga_ci_test_shield-watchdog update with clock accuracy

TEST: update NRF52840_DK with correct FPAG configration

Add spif-driver support for baremetal test build

tests-mbed_timing_fpga_ci_test_shield-watchdog update with clock accuracy information ...

Test is checking the exact time for watchdog,
which is based on a non accurate clock...

Correction is then taken into account clock information from API.

Merge pull request #13175 from Patater/remove-tfm-kvstore-adapter ...

psa: Remove not needed TF-M ITS KVStore adapter

test: Add an experimental API config ...

It's important we still continue to run `mbed test` tests for APIs
considered experimental. Add a new test config which enables all
experimental APIs for test purposes.

For example, to run mbed test including experimental APIs on K64F:
    mbed test -m K64F -t GCC_ARM --app-config TESTS/configs/experimental.json

Remove ES10 targets from flash_config header in tests, remove mbed_app.json

Merge pull request #12905 from kjbracey-arm/timer_tweaks ...

Timer: minor revisions

Merge pull request #13046 from hugueskamba/hk_use_chrono ...

Use std::chrono based functions

Fix tests-netsocket-udp ...

Use std::chrono literals and variables where it makes sense

psa: Replace Mbed PSA with TF-M ...

Add TF-M to Mbed OS, replacing the previous PSA implementation for
TF-M-capable targets. This commit adds files imported from TF-M, without
modification. The version of TF-M imported can be found in
`features/FEATURE_PSA/TARGET_TFM/VERSION.txt`.

These changes switch to TF-M as the sole PSA implementation for v8-M and
dual core targets, with TF-M running on the secure side and Mbed OS
running on the non-secure side. Single core v7-M targets will continue
to have PSA implemented via PSA emulation, implemented by Mbed OS.

Move or remove many PSA-implementing files, as PSA will be provided by
TF-M on non-single-v7-M targets. Delete any files that are not relevant
for PSA emulation mode.
 - Remove imported TF-M SPM
 - Remove Mbed SPM and tests
 - Remove Mbed-implemented PSA services and tests
 - Remove PSA_SRV_IMPL, PSA_SRV_IPC, PSA_SRV_EMUL and NSPE.
 - Replace PSA_SRV_EMUL and PSA_SRV_IMPL with MBED_PSA_SRV
 - Remove any files autogenerated by
   "tools/psa/generate_partition_code.py", which no longer exists.

Add new feature `PSA` to support PSA in Mbed OS.

Move the Mbed OS implementation of PSA services for v7-M targets (which
employ PSA emulation, and don't yet use TF-M) to
features/FEATURE_PSA/TARGET_MBED_PSA_SRV. Update the `requires`
attribute in TESTS/configs/baremetal.json to avoid breaking baremetal
testing builds.

Update .astyleignore to match new directory structure

Update Mbed TLS importer to place files into FEATURE_PSA

Create the following generic PSA targets:

* `PSA_Target` (Root level PSA generic target)
* `PSA_V7_M` (Single v7-M PSA generic target)
* `PSA_DUAL_CORE` (Dual-core PSA generic target)
* `PSA_V8_M` (v8-M PSA generic target)

Flatten MUSCA_NS and private MUSCA targets into public MUSCA targets.

Move mcuboot.bin to flat location (removing prebuilt folder)

Signed-off-by: Devaraj Ranganna <devaraj.ranganna@arm.com>
Signed-off-by: Jaeden Amero <jaeden.amero@arm.com>

Merge pull request #12824 from kjbracey-arm/faultasm ...

Optimise fault handler assembly

Use std::chrono based functions ...

The chrono based functions improve readability. Using them also removes
warnings related to usage of deprecated warnings.

Merge pull request #12615 from jeromecoutant/PR_FPGA_UART ...

FPGA UART test cases addition with 7 and 9 bits data length

Merge pull request #13016 from jeromecoutant/PR_RTCTEST ...

tests-mbed_hal-rtc patch to match IAR compilation issue

Merge pull request #13030 from kjbracey-arm/thisthreadgetname ...

Fix ThisThread::get_name definition