Bump wwtd from 1.3.0 to 1.4.0 (#125)

Bumps [wwtd](https://github.com/grosser/wwtd) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/grosser/wwtd/releases)
- [Commits](grosser/wwtd@v1.3.0...v1.4.0)

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

Gemfile.lock

@@ -218,7 +218,7 @@ GEM
     websocket-driver (0.7.1)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.4)
-    wwtd (1.3.0)
+    wwtd (1.4.0)
     yard (0.9.20)
 
 PLATFORMS