Fix typo in Dialect::supports_eq_alias_assigment

[alamb]

I noticed this while reviewing other PRs. I think it is a small typo introduced in #1467

FYI @yoavcloud

[alamb]

It appears that I can not merge this PR without at least one review from another DataFusion committer

[coveralls]

Pull Request Test Coverage Report for Build 11446672461

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

• For more information on this, see Tracking coverage changes with pull request builds.
• To avoid this issue with future PRs, see these Recommended CI Configurations.
• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 5 of 5 (100.0%) changed or added relevant lines in 4 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 89.392%

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Totals
Change from base Build 11446585763:	0.0%
Covered Lines:	30497
Relevant Lines:	34116

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💛 - Coveralls

[alamb]

[yoavcloud]

Thanks!

[iffyio]

Ah thanks for catching and fixing this @alamb! LGTM!

[alamb]

🤔 something is not working with permissions and I can't merge PRs anymore (I think it is because someone else with write access needs to approve the PR):

I think this changed in #1463 from @Xuanwo -- I will try and sort it out