Update dependency rubocop-performance to v1.20.0 (#28395)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Gemfile.lock

@@ -679,9 +679,9 @@ GEM
       rubocop (~> 1.41)
     rubocop-factory_bot (2.24.0)
       rubocop (~> 1.33)
-    rubocop-performance (1.19.1)
-      rubocop (>= 1.7.0, < 2.0)
-      rubocop-ast (>= 0.4.0)
+    rubocop-performance (1.20.0)
+      rubocop (>= 1.48.1, < 2.0)
+      rubocop-ast (>= 1.30.0, < 2.0)
     rubocop-rails (2.23.0)
       activesupport (>= 4.2.0)
       rack (>= 1.1)