This PR retrieves the TimerSync function to fix the lockup issue

[AdamZhang0124]

This PR retrieves the TimerSync function to fix the lockup issue

Description

1. Update library
2. Add ‘hal_timer.h’, ‘rtl8195a_timer.h’
3. Revert ‘HalTimerOpExt.HalTimerSync(SYS_TIM_ID)’ function in ‘us_ticker.c’

Pull request type

[x] Fix
[ ] Refactor
[ ] Target update
[ ] Functionality change
[ ] Docs update
[ ] Test update
[ ] Breaking change

[samchuarm]

Hi, can we proceed with the PR as this is a important patch to address random lockup issue while connecting to Pelion? @0xc0170

[kjbracey]

Is there a link to "the lockup issue"? Or can you otherwise describe it here?

[AdamZhang0124]

Is there a link to "the lockup issue"? Or can you otherwise describe it here?

Please refer to this link #5464 for the lockup issue.

This issue was solved before but the patch was accidentally removed in one of the PR. Therefore, this patch is to remedy the removal.

[cmonr]

/morph build

[mbed-ci]

Build : SUCCESS

Build number : 3397
Build artifacts/logs : http://mbed-os.s3-website-eu-west-1.amazonaws.com/?prefix=builds/8400/

Triggering tests

/morph test
/morph export-build
/morph mbed2-build

[mbed-ci]

Exporter Build : SUCCESS

Build number : 3028
Build artifacts/logs : http://mbed-os.s3-website-eu-west-1.amazonaws.com/?prefix=builds/exporter/8400/

[mbed-ci]

Test : SUCCESS

Build number : 3198
Test logs :http://mbed-os-logs.s3-website-us-west-1.amazonaws.com/?prefix=logs/8400/3198