Maintenance: Update dependency rubocop to v1.50.1

Gemfile.lock

@@ -471,7 +471,7 @@ GEM
       rspec-core (> 3.3)
     rspec-support (3.12.0)
     rszr (1.3.0)
-    rubocop (1.49.0)
+    rubocop (1.50.1)
       json (~> 2.3)
       parallel (~> 1.10)
       parser (>= 3.2.0.0)