Merge pull request #9622 from dependabot/raj/#9555

#9555:sorbet error fix

nuget/lib/dependabot/nuget/file_parser.rb

@@ -21,6 +21,7 @@ class FileParser < Dependabot::FileParsers::Base
       def parse
         workspace_path = project_files.first&.directory
         return [] unless workspace_path
+        return [] unless repo_contents_path
 
         # `workspace_path` is the only unique value here so we use it as the cache key
         cache = T.let(CacheManager.cache("file_parser.parse"), T::Hash[String, T::Array[Dependabot::Dependency]])