Use the right shared workflow

[lslezak]

Problem

• There was a mistake in using wrong shared workflow file
• See https://github.com/openSUSE/agama/actions/runs/5256333138

[coveralls]

Pull Request Test Coverage Report for Build 5263952843

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 76.782%

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Totals
Change from base Build 5259613112:	0.0%
Covered Lines:	5627
Relevant Lines:	7084

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💛 - Coveralls