[#545][FOLLOWUP] update rbac rule for webhook

[advancedxy]

What changes were proposed in this pull request?

Add runtime class name get/list permission for webhook

Why are the changes needed?

webhook needs this permission to validate runtime class name

Does this PR introduce any user-facing change?

Yes. After this, users can specify runtimeClassName

How was this patch tested?

Verified manually.

[codecov-commenter]

Codecov Report

Merging #566 (1f3df7b) into master (f461460) will decrease coverage by 0.40%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #566      +/-   ##
============================================
- Coverage     60.87%   60.47%   -0.40%     
+ Complexity     1796     1568     -228     
============================================
  Files           213      191      -22     
  Lines         12375    10531    -1844     
  Branches       1049      885     -164     
============================================
- Hits           7533     6369    -1164     
+ Misses         4435     3797     -638     
+ Partials        407      365      -42     

Impacted Files	Coverage Δ
.../java/org/apache/uniffle/server/ShuffleServer.java	60.95% <0.00%> (-3.43%)	⬇️
...ava/org/apache/uniffle/server/ShuffleTaskInfo.java	98.07% <0.00%> (-1.93%)	⬇️
.../apache/uniffle/coordinator/ClientConfManager.java	91.54% <0.00%> (-1.41%)	⬇️
.../hadoop/mapreduce/task/reduce/RssEventFetcher.java
...org/apache/spark/shuffle/RssSparkShuffleUtils.java
.../java/org/apache/spark/shuffle/RssSparkConfig.java
...preduce/task/reduce/RssRemoteMergeManagerImpl.java
...che/spark/shuffle/writer/BufferManagerOptions.java
...ava/org/apache/spark/shuffle/RssShuffleHandle.java
...java/org/apache/hadoop/mapred/SortWriteBuffer.java
... and 15 more

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[wangao1236]

LGTM