Update coverage report paths in build.yml

Author: karl-sjogren

templates/opinionated-solution/.github/workflows/build.yml

@@ -178,7 +178,7 @@ jobs:
     - name: Generate coverage report
       uses: danielpalme/ReportGenerator-GitHub-Action@v5
       with:
-        reports: '../**/coverage.cobertura.xml;../**/cobertura-coverage.xml'
+        reports: './**/coverage.cobertura.xml;./**/cobertura-coverage.xml'
         targetdir: 'coverage-report'
         historydir: 'coverage-history'
         reporttypes: 'Html;MarkdownSummary;MarkdownDeltaSummary;Cobertura'