[bundle] Stash and Restore Etag Value when using Persisted Bundles #8737

Job	Run time
Go Lint	2m 12s
Generate Code	1m 39s
Rego PR checks	15s
WASM	12s
Go Test (linux)	6m 11s
Go Test (darwin)	7m 29s
Check Generated	37s
Go Build (linux amd64)	3m 15s
Go Build (linux arm64)	3m 32s
Go Build (windows)	3m 46s
Go Build (darwin)	1m 58s
Go Race Detector	9m 28s
Go compat build/test (ubuntu-22.04, 1.19)	3m 33s
Go compat build/test (macos-latest, 1.19)	3m 21s
docker image smoke test	42s
smoke-test-binaries (ubuntu-22.04, opa_linux_amd64)	14s
smoke-test-binaries (ubuntu-22.04, opa_linux_amd64_static, disabled)	20s
smoke-test-binaries (macos-latest, opa_darwin_amd64)	37s
smoke-test-binaries (windows-latest, opa_windows_amd64.exe)	41s
	50m 2s

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