Remove extra space in no_proxy definition

[lubronzhan]

What this PR does / why we need it

Creating management cluster with proxy will fail. Since there are extra space in the no_proxy settings, making the kubeadm command to error out, thus kube-apiserver is not getting correct NO_PROXY value

Which issue(s) this PR fixes

Fixes ##3763

Describe testing done for PR

Release note

Remove extra space in no_proxy in clusterclass template

Additional information

Special notes for your reviewer

[lubronzhan]

/test install-vc7

[tenczar]

Can we fix this issue in azure/aws as well.

[tenczar]

LGTM

[HanFa]

lgtm

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/3764/20221026221521/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[codecov]

Codecov Report

Merging #3764 (b0f1255) into main (395ef34) will decrease coverage by 0.93%.
The diff coverage is 66.66%.

❗ Current head b0f1255 differs from pull request most recent head fc0edba. Consider uploading reports for the commit fc0edba to get more accurate results

@@            Coverage Diff             @@
##             main    #3764      +/-   ##
==========================================
- Coverage   46.65%   45.71%   -0.94%     
==========================================
  Files         400      425      +25     
  Lines       39722    41278    +1556     
==========================================
+ Hits        18531    18870     +339     
- Misses      19498    20694    +1196     
- Partials     1693     1714      +21     

Impacted Files	Coverage Δ
tkg/client/init.go	0.00% <0.00%> (ø)
tkg/client/machine_deployment.go	61.86% <ø> (ø)
tkg/client/upgrade_cluster.go	44.62% <66.66%> (ø)
tkg/clusterclient/clusterclient.go	49.34% <85.71%> (ø)
...oller-manager/controllers/v3_cascade_controller.go	61.90% <0.00%> (-11.43%)	⬇️
packageclients/pkg/packageclient/package_update.go	83.57% <0.00%> (-1.43%)	⬇️
addons/controllers/clusterbootstrap_controller.go	63.04% <0.00%> (-0.59%)	⬇️
...in/cluster/set_machinehealthcheck_control_plane.go	21.21% <0.00%> (ø)
...in/cluster/get_machinehealthcheck_control_plane.go	11.11% <0.00%> (ø)
cmd/cli/plugin/cluster/delete.go	12.50% <0.00%> (ø)
... and 23 more

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[alfredthenarwhal]

Tests passed! Build no: 3040

[lubronzhan]

/test install-vc7

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/3764/20221027192109/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[alfredthenarwhal]

Tests failed! Build no: 3048

[lubronzhan]

/test install-vc7

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/3764/20221029003700/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[alfredthenarwhal]

Tests failed! Build no: 3060

[lubronzhan]

/test install-vc7

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/3764/20221031184942/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[alfredthenarwhal]

Build failed! Build no: 3072

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/3764/20221101013206/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.