Bump rspec from 3.10.0 to 3.11.0

Bumps [rspec](https://github.com/rspec/rspec-metagem) from 3.10.0 to 3.11.0.
- [Release notes](https://github.com/rspec/rspec-metagem/releases)
- [Commits](rspec/rspec-metagem@v3.10.0...v3.11.0)

---
updated-dependencies:
- dependency-name: rspec
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -80,22 +80,22 @@ GEM
     rchardet (1.8.0)
     rdoc (6.4.0)
       psych (>= 4.0.0)
-    rspec (3.10.0)
-      rspec-core (~> 3.10.0)
-      rspec-expectations (~> 3.10.0)
-      rspec-mocks (~> 3.10.0)
-    rspec-core (3.10.2)
-      rspec-support (~> 3.10.0)
-    rspec-expectations (3.10.2)
+    rspec (3.11.0)
+      rspec-core (~> 3.11.0)
+      rspec-expectations (~> 3.11.0)
+      rspec-mocks (~> 3.11.0)
+    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-support (~> 3.11.0)
     rspec-its (1.3.0)
       rspec-core (>= 3.0.0)
       rspec-expectations (>= 3.0.0)
-    rspec-mocks (3.10.3)
+    rspec-mocks (3.11.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.10.0)
-    rspec-support (3.10.3)
+      rspec-support (~> 3.11.0)
+    rspec-support (3.11.0)
     ruby2_keywords (0.0.5)
     semver2 (3.4.2)
     stringio (3.0.1)