Update websocket-extensions Ruby gem to 0.1.5

Gemfile.lock

@@ -1199,7 +1199,7 @@ GEM
       railties (>= 3.2.0)
     websocket-driver (0.7.1)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
+    websocket-extensions (0.1.5)
     wikicloth (0.8.1)
       builder
       expression_parser

changelogs/unreleased/security-websocket-extensions-update-0-1-5.yml

+---
+title: Update websocket-extensions gem to 0.1.5
+merge_request:
+author: Vitor Meireles De Sousa
+type: security