[BugFix] Fix optimize table fail when specify partition name (backport #34896)

[mergify]

This is an automatic backport of pull request #34896 done by Mergify.
Cherry-pick of 04a0be7 has failed:

On branch mergify/bp/branch-3.2/pr-34896
Your branch is up to date with 'origin/branch-3.2'.

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Changes to be committed:
	modified:   fe/fe-core/src/main/java/com/starrocks/alter/OptimizeJobV2.java
	modified:   fe/fe-core/src/main/java/com/starrocks/alter/OptimizeTask.java
	modified:   fe/fe-core/src/main/java/com/starrocks/sql/analyzer/AlterTableClauseVisitor.java
	modified:   fe/fe-core/src/main/java/com/starrocks/sql/parser/StarRocks.g4
	modified:   fe/fe-core/src/test/java/com/starrocks/alter/OptimizeJobV2Test.java
	modified:   test/sql/test_optimize_table/T/test_optimize_table

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   test/sql/test_optimize_table/R/test_optimize_table

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[mergify]

@mergify[bot]: Backport conflict, please reslove the conflict and resubmit the pr

[github-actions]

[FE Incremental Coverage Report]

✅ pass : 5 / 6 (83.33%)

file detail

	path	covered_line	new_line	coverage	not_covered_line_detail
🔵	com/starrocks/sql/analyzer/AlterTableClauseVisitor.java	0	1	00.00%	[388]
🔵	com/starrocks/alter/OptimizeTask.java	1	1	100.00%	[]
🔵	com/starrocks/alter/OptimizeJobV2.java	4	4	100.00%	[]

[github-actions]

[BE Incremental Coverage Report]

✅ pass : 0 / 0 (0%)