Update submodules/gatekeeper-library digest to da229ba #4269

Job	Run time
Generate a semantic version number	9s
Checkout	4s
codeql	1m 26s
js-get-deps	19s
js-units	18s
build-web-ui	15s
js-build-binaries	54s
publish-web-ui	0s
policytests (psp, fixtures)	1m 51s
policytests (gatekeeper, fixtures)	2m 15s
release-binaries	0s
policytests (kyverno, fixtures)	2m 30s
policytests (kubewarden, fixtures)	23m 51s
policytests (pss, fixtures)	3m 4s
policytests (krail, fixtures)	51s
policytests (kubewarden, e2e)	23m 18s
policytests (gatekeeper, e2e)	2m 6s
policytests (kyverno, e2e)	2m 24s
	1h 5m 35s

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