feat: Add dry run flag to print support bundle specs to std out #3725

Job	Run time
ensure-schemas-are-generated	2m 7s
compile-collect	2m 8s
compile-supportbundle	2m 9s
compile-preflight	2m 9s
fail_if_pull_request_is_draft	0s
goreleaser-test (amd64, darwin)	1m 55s
run-examples	1m 21s
goreleaser-test (amd64, linux)	1m 55s
test	2m 9s
test-integration	2m 11s
goreleaser-test (amd64, windows)	1m 55s
goreleaser-test (arm64, darwin)	10s
goreleaser-test (arm64, linux)	1m 55s
goreleaser-test (arm64, windows)	7s
goreleaser-test (arm, linux)	1m 55s
validate-preflight	1s
validate-preflight-e2e	1s
validate-supportbundle-e2e-go-test	1s
validate-supportbundle-e2e	1s
validate-supportbundle	1s
goreleaser	1s
	24m 12s

Provide feedback