fix: trim node selector requirement value

[Radeity]

Purpose of the pull request

• If user set value abc, abcd, value list of nodeSelectorRequirements will be parsed to [”abc”, “ abcd”], expect value list may be [”abc”, “abcd”].
• Related PR: [Feature][K8S Task] support node selector #14126

Brief change log

• Trim value with regex \\s*,\\s*".

Verify this pull request

• Add UT.

[codecov-commenter]

Codecov Report

Merging #14307 (1ced794) into dev (e7cdc7c) will increase coverage by 0.01%.
The diff coverage is 100.00%.

❗ Current head 1ced794 differs from pull request most recent head 33bf8ca. Consider uploading reports for the commit 33bf8ca to get more accurate results

@@             Coverage Diff              @@
##                dev   #14307      +/-   ##
============================================
+ Coverage     38.60%   38.61%   +0.01%     
- Complexity     4525     4527       +2     
============================================
  Files          1237     1237              
  Lines         43187    43187              
  Branches       4781     4781              
============================================
+ Hits          16672    16678       +6     
+ Misses        24679    24675       -4     
+ Partials       1836     1834       -2     

Impacted Files	Coverage Δ
...ache/dolphinscheduler/plugin/task/k8s/K8sTask.java	80.48% <100.00%> (ø)

... and 3 files with indirect coverage changes

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[sonarcloud]

SonarCloud Quality Gate failed.   

0 Bugs
0 Vulnerabilities
2 Security Hotspots
2 Code Smells

7.1% Coverage
0.0% Duplication

[EricGao888]

Just restarted the failed CI jobs, waiting for them to complete.