Fix file arrow scanner column index out of range core.

[Jibing-Li]

Proposed changes

FileArrowScanner::_append_batch_to_block may core while executing tpch queries. It also may core while executing query like select count(1) from xxx.

Problem summary

The get_column_index(column_name) may return an index value that out of the _batch column range. For example, select count(1) from xxx has only 1 column, but get_column_index(column_name) may return a value >= 1.

Describe your changes.

Checklist(Required)

1. Does it affect the original behavior:
   • [ ] Yes
   • [ ] No
   • [ ] I don't know
2. Has unit tests been added:
   • [ ] Yes
   • [ ] No
   • [ ] No Need
3. Has document been added or modified:
   • [ ] Yes
   • [ ] No
   • [ ] No Need
4. Does it need to update dependencies:
   • [ ] Yes
   • [ ] No
5. Are there any changes that cannot be rolled back:
   • [ ] Yes (If Yes, please explain WHY)
   • [ ] No

Further comments

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