ci: fix unit test with NC master branch · nextcloud/integration_openproject@e217c18

The strategy configuration was canceled because "builds.api-phpunit-tests.master_8_3_8_3_mysql" failed

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The 'dotnet-quality' input can be used only with .NET SDK version in A.B, A.B.x, A, A.x and A.B.Cxx formats where the major tag is higher than 5. You specified: 6.0.101. 'dotnet-quality' input is ignored.