Remove shell dependency from validator pods #3161

Job	Run time
golang-checks / go-check	3m 14s
code-scanning / Analyze Go code with CodeQL	3m 29s
golang-checks / unit tests	35s
config-checks / validate-csv	35s
golang-checks / go-build	1m 50s
config-checks / helm-lint	6s
config-checks / validate-helm-values	35s
variables / variables	9s
image-builds	-1s
coverage	-1s
e2e-tests	-1s
release	-1s
	10m 29s

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