Update ci-e2e.sh to quote LABEL_FILTERS value

[thunderboltsid]

This is to ensure the full value of LABEL_FILTERS gets propagated.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 9.28%. Comparing base (6cb4938) to head (9064cee).

Additional details and impacted files

@@             Coverage Diff              @@
##           release-v1.2    #429   +/-   ##
============================================
  Coverage          9.28%   9.28%           
============================================
  Files                10      10           
  Lines              1335    1335           
============================================
  Hits                124     124           
  Misses             1211    1211           

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[thunderboltsid]

/test e2e-nutanix-features

[github-actions]

✅ None of your dependencies violate policy!

[adiantum]

/lgtm
/approve
/wouf

[thunderboltsid]

This works!

...
NUTANIX_LOG_LEVEL=debug /home/prow/go/src/github.com/nutanix-cloud-native/cluster-api-provider-nutanix/hack/tools/bin/ginkgo-v2.1.4 -v \
	--trace \
	--progress \
	--tags=e2e \
	--label-filter="!only-for-validation && !cluster-upgrade-conformance && !conformance" \
	--skip=""clusterctl-Upgrade"" \
	--focus="""" \
	--nodes=1 \
	--no-color=false \
	--output-dir="/logs/artifacts" \
	--junit-report="junit.e2e_suite.1.xml" \
	--timeout="24h" \
	--always-emit-ginkgo-writer \
	 ./test/e2e -- \
	-e2e.artifacts-folder="/logs/artifacts" \
	-e2e.config="/home/prow/go/src/github.com/nutanix-cloud-native/cluster-api-provider-nutanix/test/e2e/config/nutanix.yaml" \
	-e2e.skip-resource-cleanup=false \
	-e2e.use-existing-cluster=false

[nutanix-cn-prow-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: adiantum, deepakm-ntnx, thunderboltsid

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