[Backport release-3_38] OAuth2 configuration: trim leading/trailing blanks from most parameters set from UI to avoid weird issues #32244

Job	Run time
build (22.04, 5, true, OFF, ON, ON, ON, ON, OFF, OFF, OFF, OFF, ON, false)	1h 38m 49s
build (39, 6, true, ON, OFF, ON, ON, OFF, OFF, ON, ON, ON, OFF, false)	2h 53m 1s
Run tests (5, ALL_BUT_PROVIDERS)	31m 53s
Run tests (5, POSTGRES)	6m 53s
clang-tidy (22.04, 5)	6m 6s
Run tests (5, HANA)	4m 50s
Run tests (6, ALL_BUT_PROVIDERS)	30m 11s
Run tests (5, ORACLE, 22.04, binary-for-oracle)	7m 48s
	5h 59m 31s

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