Support shorthand forms for `getRemoteConfig` #12612

Job	Run time
check-codeql-versions	10s
analyze-other (actions)	44s
analyze-other (python)	50s
analyze-javascript (ubuntu-22.04, linked)	4m 48s
analyze-javascript (windows-2022, linked)	5m 59s
analyze-javascript (macos-14-xlarge)	2m 27s
analyze-javascript (ubuntu-24.04, linked)	4m 57s
analyze-javascript (macos-14-xlarge, linked)	2m 50s
analyze-javascript (ubuntu-22.04)	2m 54s
analyze-javascript (windows-2025)	5m 51s
analyze-javascript (macos-15-xlarge, linked)	2m 30s
analyze-javascript (ubuntu-24.04)	3m 33s
analyze-javascript (windows-2025, linked)	5m 52s
analyze-javascript (macos-15-xlarge)	3m 1s
analyze-javascript (windows-2022)	6m 6s
	52m 32s

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