[test] Bump rspec to latest patch release

Author: chadlwilson

Gemfile.lock

@@ -20,7 +20,7 @@ GEM
     rspec-mocks (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
-    rspec-support (3.13.4)
+    rspec-support (3.13.5)
     thor (1.4.0)
 
 PLATFORMS