Add JSON schema checking functionality for validating gov action metadata #3997

Job	Run time
build (3.12, 9.6, macos-latest, bash)	8m 31s
build (8.10.7, 3.12, ubuntu-latest, bash)	9m 3s
build (8.10.7, 3.12, windows-latest, C:/msys64/usr/bin/bash.exe -e {0})	12m 8s
build (9.10, 3.12, ubuntu-latest, bash)	5m 13s
build (9.10, 3.12, windows-latest, C:/msys64/usr/bin/bash.exe -e {0})	5m 53s
build (9.6, 3.12, ubuntu-latest, bash)	6m 36s
build (9.6, 3.12, windows-latest, C:/msys64/usr/bin/bash.exe -e {0})	7m 32s
build-complete	1s
release	0s
	54m 57s

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