Fix ambiguous column name when grouping with joins

[henadzit]

Description

Adds aliases to GROUP BY statements which helps to avoid ambiguous name errors.

Motivation and Context

This should fix #1386 and fix #1175.

How Has This Been Tested?

• Added tests

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added the changelog accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[coveralls]

Pull Request Test Coverage Report for Build 11766871659

Details

• 1 of 1 (100.0%) changed or added relevant line in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 89.162%

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Totals
Change from base Build 11764062074:	0.0%
Covered Lines:	6084
Relevant Lines:	6709

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💛 - Coveralls