Bump factory_girl_rails from 4.5.0 to 4.9.0

Bumps [factory_girl_rails](https://github.com/thoughtbot/factory_girl_rails) from 4.5.0 to 4.9.0.
- [Changelog](https://github.com/thoughtbot/factory_bot_rails/blob/master/NEWS)
- [Commits](thoughtbot/factory_bot_rails@v4.5.0...v4.9.0)

Gemfile.lock

@@ -120,10 +120,10 @@ GEM
     erubis (2.7.0)
     excon (0.45.4)
     execjs (2.6.0)
-    factory_girl (4.5.0)
+    factory_girl (4.9.0)
       activesupport (>= 3.0.0)
-    factory_girl_rails (4.5.0)
-      factory_girl (~> 4.5.0)
+    factory_girl_rails (4.9.0)
+      factory_girl (~> 4.9.0)
       railties (>= 3.0.0)
     faraday (0.9.1)
       multipart-post (>= 1.2, < 3)
@@ -272,7 +272,7 @@ GEM
     mime-types-data (3.2016.0521)
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    minitest (5.12.2)
     minitest-matchers_vaccine (1.0.3)
       minitest (~> 5.0)
     minitest-reporters (1.0.11)
@@ -329,14 +329,14 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     railties (4.2.11.1)
       actionpack (= 4.2.11.1)
       activesupport (= 4.2.11.1)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.3.3)
+    rake (13.0.0)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)