Bump rails from 5.2.7.1 to 5.2.8 (#1413)

Bumps [rails](https://github.com/rails/rails) from 5.2.7.1 to 5.2.8.
- [Release notes](https://github.com/rails/rails/releases)
- [Commits](rails/rails@v5.2.7.1...v5.2.8)

---
updated-dependencies:
- dependency-name: rails
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -1,43 +1,43 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.2.7.1)
-      actionpack (= 5.2.7.1)
+    actioncable (5.2.8)
+      actionpack (= 5.2.8)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.7.1)
-      actionpack (= 5.2.7.1)
-      actionview (= 5.2.7.1)
-      activejob (= 5.2.7.1)
+    actionmailer (5.2.8)
+      actionpack (= 5.2.8)
+      actionview (= 5.2.8)
+      activejob (= 5.2.8)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.7.1)
-      actionview (= 5.2.7.1)
-      activesupport (= 5.2.7.1)
+    actionpack (5.2.8)
+      actionview (= 5.2.8)
+      activesupport (= 5.2.8)
       rack (~> 2.0, >= 2.0.8)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.7.1)
-      activesupport (= 5.2.7.1)
+    actionview (5.2.8)
+      activesupport (= 5.2.8)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.7.1)
-      activesupport (= 5.2.7.1)
+    activejob (5.2.8)
+      activesupport (= 5.2.8)
       globalid (>= 0.3.6)
-    activemodel (5.2.7.1)
-      activesupport (= 5.2.7.1)
-    activerecord (5.2.7.1)
-      activemodel (= 5.2.7.1)
-      activesupport (= 5.2.7.1)
+    activemodel (5.2.8)
+      activesupport (= 5.2.8)
+    activerecord (5.2.8)
+      activemodel (= 5.2.8)
+      activesupport (= 5.2.8)
       arel (>= 9.0)
-    activestorage (5.2.7.1)
-      actionpack (= 5.2.7.1)
-      activerecord (= 5.2.7.1)
+    activestorage (5.2.8)
+      actionpack (= 5.2.8)
+      activerecord (= 5.2.8)
       marcel (~> 1.0.0)
-    activesupport (5.2.7.1)
+    activesupport (5.2.8)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -219,18 +219,18 @@ GEM
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.7.1)
-      actioncable (= 5.2.7.1)
-      actionmailer (= 5.2.7.1)
-      actionpack (= 5.2.7.1)
-      actionview (= 5.2.7.1)
-      activejob (= 5.2.7.1)
-      activemodel (= 5.2.7.1)
-      activerecord (= 5.2.7.1)
-      activestorage (= 5.2.7.1)
-      activesupport (= 5.2.7.1)
+    rails (5.2.8)
+      actioncable (= 5.2.8)
+      actionmailer (= 5.2.8)
+      actionpack (= 5.2.8)
+      actionview (= 5.2.8)
+      activejob (= 5.2.8)
+      activemodel (= 5.2.8)
+      activerecord (= 5.2.8)
+      activestorage (= 5.2.8)
+      activesupport (= 5.2.8)
       bundler (>= 1.3.0)
-      railties (= 5.2.7.1)
+      railties (= 5.2.8)
       sprockets-rails (>= 2.0.0)
     rails-controller-testing (1.0.4)
       actionpack (>= 5.0.1.x)
@@ -241,9 +241,9 @@ GEM
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.4.2)
       loofah (~> 2.3)
-    railties (5.2.7.1)
-      actionpack (= 5.2.7.1)
-      activesupport (= 5.2.7.1)
+    railties (5.2.8)
+      actionpack (= 5.2.8)
+      activesupport (= 5.2.8)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)