feat: do not set caBundle from certificate by default, only with explicit setting #813

Job	Run time
changes	5s
lint	2m 23s
bundle	1m 55s
fuzz_specs	5m 17s
check-crd-compat	1m 46s
build_and_test	5m 58s
compat-e2e-test (olm-deploy-method, v1.28.15, 26.5, test-compat-e2e-olm)	10m 45s
compat-e2e-test (maximal-k8s-all-deploy-methods, v1.35.1, 26.5, test-compat-e2e)	15m 35s
compat-e2e-test (minimal-k8s-all-deploy-methods, v1.28.15, 26.5, test-compat-e2e)	12m 8s
helm-test	1m 2s
compat-e2e-test (operator-upgrade, v1.30.13, 26.5, test-compat-e2e-upgrade)	13m 34s
compat-e2e-test (supported-clickhouse-compatibility, v1.30.13, 26.5,26.5-distroless,26.4,26.3,25....	6m 41s
e2e-test (3)	16m 52s
e2e-test (4)	19m 19s
e2e-test (1)	15m 26s
e2e-test (2)	13m 59s
e2e-report	11s
All CI checks passed	4s
openshift-compat	-1s
	2h 22m 59s

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