Add an option to force IDF's default UART clock source #3834

Job	Run time
Generate matrix	3s
Push event file	4s
Build (validation, esp32c6) / Build validation tests for esp32c6	1m 46s
Build (validation, esp32c3) / Build validation tests for esp32c3	1m 47s
Build (validation, esp32) / Build validation tests for esp32	1m 46s
Build (validation, esp32h2) / Build validation tests for esp32h2	1m 45s
Build (validation, esp32p4) / Build validation tests for esp32p4	1m 47s
Build (validation, esp32s2) / Build validation tests for esp32s2	1m 46s
Build (validation, esp32s3) / Build validation tests for esp32s3	1m 46s
QEMU	1s
Hardware	1s
	12m 32s

Provide feedback