ci(win): set choco push source

The release job for 3.6.0 failed because the push source was no longer
set. We ensure that the choco push command has an explicit push source
option.

.github/workflows/release.yml

@@ -127,7 +127,7 @@ jobs:
           /bin/find . -type f -exec sed -i "s/%VERSION%/$VERSION/g" {} \; ;
           choco apikey --key ${{ secrets.CHOCO_APIKEY }} --source https://push.chocolatey.org/
           choco pack
-          choco push
+          choco push --source https://push.chocolatey.org/
           popd
 
       - name: Upload artifacts to release