Bump rspec-rails from 4.0.0 to 4.0.1 (thoughtbot#1652)

Bumps [rspec-rails](https://github.com/rspec/rspec-rails) from 4.0.0 to 4.0.1.
- [Release notes](https://github.com/rspec/rspec-rails/releases)
- [Changelog](https://github.com/rspec/rspec-rails/blob/master/Changelog.md)
- [Commits](rspec/rspec-rails@v4.0.0...v4.0.1)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Gemfile.lock

@@ -141,7 +141,7 @@ GEM
     method_source (0.9.2)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
-    minitest (5.14.0)
+    minitest (5.14.1)
     momentjs-rails (2.20.1)
       railties (>= 3.1)
     multipart-post (2.1.1)
@@ -185,23 +185,23 @@ GEM
     rake (13.0.1)
     redcarpet (3.5.0)
     regexp_parser (1.7.0)
-    rspec-core (3.9.1)
-      rspec-support (~> 3.9.1)
-    rspec-expectations (3.9.1)
+    rspec-core (3.9.2)
+      rspec-support (~> 3.9.3)
+    rspec-expectations (3.9.2)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
     rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
-    rspec-rails (4.0.0)
+    rspec-rails (4.0.1)
       actionpack (>= 4.2)
       activesupport (>= 4.2)
       railties (>= 4.2)
       rspec-core (~> 3.9)
       rspec-expectations (~> 3.9)
       rspec-mocks (~> 3.9)
       rspec-support (~> 3.9)
-    rspec-support (3.9.2)
+    rspec-support (3.9.3)
     safe_yaml (1.0.5)
     sassc (2.3.0)
       ffi (~> 1.9)