Update dependabot.yml

Author: aleks-ivanov

.github/dependabot.yml

@@ -9,7 +9,8 @@ updates:
   - package-ecosystem: "nuget"
     # location of package manifests
     directory: "/"
+    open-pull-requests-limit: 100
     schedule:
       interval: "daily"
 
-# Built with ❤ by [Pipeline Foundation](https://pipeline.foundation)
+# Built with ❤ by [Pipeline Foundation](https://pipeline.foundation)