cluster: fix wrong SELINUX disabling config

[AstroProfundis]

What problem does this PR solve?

Fix #1364

Code changes

• Has persistent data change

Related changes

• Need to cherry-pick to the release branch

Release notes:

cluster: fix wrong SELINUX disabling config

[codecov-commenter]

Codecov Report

Merging #1383 (d54d240) into master (98eac18) will increase coverage by 23.81%.
The diff coverage is 0.00%.

❗ Current head d54d240 differs from pull request most recent head e01bee3. Consider uploading reports for the commit e01bee3 to get more accurate results

@@             Coverage Diff             @@
##           master    #1383       +/-   ##
===========================================
+ Coverage   25.33%   49.14%   +23.81%     
===========================================
  Files         265      290       +25     
  Lines       20517    22400     +1883     
===========================================
+ Hits         5198    11009     +5811     
+ Misses      14519     9643     -4876     
- Partials      800     1748      +948     

Flag	Coverage Δ
cluster	33.09% <0.00%> (?)
dm	24.57% <0.00%> (?)
integrate	43.52% <0.00%> (+27.95%)	⬆️
playground	13.80% <ø> (?)
tiup	15.57% <ø> (ø)
unittest	21.64% <0.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/cluster/manager/check.go	0.00% <0.00%> (ø)
pkg/cluster/operation/upgrade.go	23.63% <0.00%> (ø)
components/playground/instance/tikv_config.go	100.00% <0.00%> (ø)
components/playground/instance/instance.go	45.45% <0.00%> (ø)
...onents/playground/instance/tiflash_proxy_config.go	81.81% <0.00%> (ø)
components/playground/instance/ticdc.go	0.00% <0.00%> (ø)
pkg/cluster/operation/destroy.go	52.20% <0.00%> (ø)
pkg/cluster/operation/systemd.go	0.00% <0.00%> (ø)
pkg/cluster/operation/download.go	36.84% <0.00%> (ø)
components/playground/instance/process.go	81.39% <0.00%> (ø)
... and 186 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 98eac18...e01bee3. Read the comment docs.

[lucklove]

/lgtm

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• lucklove

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

The full list of commands accepted by this bot can be found here.

Reviewer can indicate their review by writing /lgtm in a comment.
Reviewer can cancel approval by writing /lgtm cancel in a comment.

[lucklove]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: e01bee3