Bump rspec-rails from 5.1.0 to 5.1.1 (#16814)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -665,15 +665,15 @@ GEM
       webpush (~> 1.0)
     rpush-redis (1.2.0)
       modis (>= 3.0, < 5.0)
-    rspec-core (3.10.1)
-      rspec-support (~> 3.10.0)
-    rspec-expectations (3.10.2)
+    rspec-core (3.11.0)
+      rspec-support (~> 3.11.0)
+    rspec-expectations (3.11.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.10.0)
-    rspec-mocks (3.10.2)
+      rspec-support (~> 3.11.0)
+    rspec-mocks (3.11.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.10.0)
-    rspec-rails (5.1.0)
+      rspec-support (~> 3.11.0)
+    rspec-rails (5.1.1)
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       railties (>= 5.2)
@@ -683,7 +683,7 @@ GEM
       rspec-support (~> 3.10)
     rspec-retry (0.6.2)
       rspec-core (> 3.3)
-    rspec-support (3.10.3)
+    rspec-support (3.11.0)
     rss (0.2.9)
       rexml
     rubocop (1.25.1)