[SPARK-51010][SQL] Fix AlterColumnSpec not reporting resolved status correctly #49705
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What changes were proposed in this pull request?
#49559 introduces
AlterColumnSpec, which has the fieldnewPositionthat should have been accounted for when callingresolved. Because it is currently not accounted for,AlterColumnSpecreportsresolvedto be true even whennewPositionis not resolved.Why are the changes needed?
While this is currently not a problem with Spark, this might affect extensions or become a surprise in the future.
Does this PR introduce any user-facing change?
No
How was this patch tested?
New unit test
Was this patch authored or co-authored using generative AI tooling?
No