update github token

Author: phnx47

.github/workflows/ci.yml

@@ -80,7 +80,11 @@ jobs:
         with:
           name: nupkgs
       - name: Push to GitHub
-        run: dotnet nuget push "**/*.nupkg" -s https://nuget.pkg.github.com/phnx47/index.json -k ${{ secrets.GH_PKG_PAT }}
+        run: |
+          dotnet nuget push "**/*.nupkg" \
+            --skip-duplicate \
+            -k ${{ secrets.GITHUB_TOKEN }} \
+            -s https://nuget.pkg.github.com/${{ github.repository_owner }}/index.json
 
   nuget:
     name: Deploy to NuGet
@@ -93,4 +97,7 @@ jobs:
         with:
           name: nupkgs
       - name: Push to NuGet
-        run: dotnet nuget push "**/*.nupkg" -k ${{ secrets.NUGET_KEY }} -s https://api.nuget.org/v3/index.json
+        run: |
+          dotnet nuget push "**/*.nupkg" \
+            -k ${{ secrets.NUGET_KEY }} \
+            -s https://api.nuget.org/v3/index.json