Bump capybara from 3.1.0 to 3.1.1

Bumps [capybara](https://github.com/teamcapybara/capybara) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/teamcapybara/capybara/releases)
- [Changelog](https://github.com/teamcapybara/capybara/blob/master/History.md)
- [Commits](teamcapybara/capybara@3.1.0...3.1.1)

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

Gemfile.lock

@@ -57,7 +57,7 @@ GEM
     brakeman (4.3.0)
     builder (3.2.3)
     byebug (10.0.2)
-    capybara (3.1.0)
+    capybara (3.1.1)
       addressable
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
@@ -370,7 +370,7 @@ GEM
     websocket-driver (0.7.0)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.3)
-    xpath (3.0.0)
+    xpath (3.1.0)
       nokogiri (~> 1.8)
 
 PLATFORMS