Bump rails from 5.2.4.6 to 5.2.6

Bumps [rails](https://github.com/rails/rails) from 5.2.4.6 to 5.2.6.
- [Release notes](https://github.com/rails/rails/releases)
- [Commits](https://github.com/rails/rails/compare/v5.2.4.6...v5.2.6)

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

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

Gemfile

@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "rails", "5.2.4.6"
+gem "rails", "5.2.6"
 
 gem "acts-as-taggable-on", "~> 8.1.0"
 gem "acts_as_votable", "~> 0.12.1"

Gemfile.lock

@@ -2,43 +2,43 @@ GEM
   remote: https://rubygems.org/
   remote: https://rails-assets.org/
   specs:
-    actioncable (5.2.4.6)
+    actioncable (5.2.6)
-      actionpack (= 5.2.4.6)
+      actionpack (= 5.2.6)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.4.6)
+    actionmailer (5.2.6)
-      actionpack (= 5.2.4.6)
+      actionpack (= 5.2.6)
-      actionview (= 5.2.4.6)
+      actionview (= 5.2.6)
-      activejob (= 5.2.4.6)
+      activejob (= 5.2.6)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.4.6)
+    actionpack (5.2.6)
-      actionview (= 5.2.4.6)
+      actionview (= 5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
       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 (5.2.4.6)
+    actionview (5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.4.6)
+    activejob (5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
       globalid (>= 0.3.6)
-    activemodel (5.2.4.6)
+    activemodel (5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
-    activerecord (5.2.4.6)
+    activerecord (5.2.6)
-      activemodel (= 5.2.4.6)
+      activemodel (= 5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
       arel (>= 9.0)
-    activestorage (5.2.4.6)
+    activestorage (5.2.6)
-      actionpack (= 5.2.4.6)
+      actionpack (= 5.2.6)
-      activerecord (= 5.2.4.6)
+      activerecord (= 5.2.6)
-      marcel (~> 0.3.1)
+      marcel (~> 1.0.0)
-    activesupport (5.2.4.6)
+    activesupport (5.2.6)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -368,8 +368,7 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    marcel (0.3.3)
+    marcel (1.0.1)
-      mimemagic (~> 0.3.2)
     mdl (0.11.0)
       kramdown (~> 2.3)
       kramdown-parser-gfm (~> 1.1)
@@ -484,18 +483,18 @@ GEM
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.4.6)
+    rails (5.2.6)
-      actioncable (= 5.2.4.6)
+      actioncable (= 5.2.6)
-      actionmailer (= 5.2.4.6)
+      actionmailer (= 5.2.6)
-      actionpack (= 5.2.4.6)
+      actionpack (= 5.2.6)
-      actionview (= 5.2.4.6)
+      actionview (= 5.2.6)
-      activejob (= 5.2.4.6)
+      activejob (= 5.2.6)
-      activemodel (= 5.2.4.6)
+      activemodel (= 5.2.6)
-      activerecord (= 5.2.4.6)
+      activerecord (= 5.2.6)
-      activestorage (= 5.2.4.6)
+      activestorage (= 5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
       bundler (>= 1.3.0)
-      railties (= 5.2.4.6)
+      railties (= 5.2.6)
       sprockets-rails (>= 2.0.0)
     rails-assets-leaflet (1.5.1)
     rails-assets-markdown-it (9.0.1)
@@ -507,9 +506,9 @@ GEM
     rails-i18n (5.1.3)
       i18n (>= 0.7, < 2)
       railties (>= 5.0, < 6)
-    railties (5.2.4.6)
+    railties (5.2.6)
-      actionpack (= 5.2.4.6)
+      actionpack (= 5.2.6)
-      activesupport (= 5.2.4.6)
+      activesupport (= 5.2.6)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
@@ -771,7 +770,7 @@ DEPENDENCIES
   pronto-rubocop (~> 0.11.1)
   pronto-scss (~> 0.11.0)
   puma (~> 4.3.8)
-  rails (= 5.2.4.6)
+  rails (= 5.2.6)
   rails-assets-leaflet!
   rails-assets-markdown-it (~> 9.0.1)!
   recipient_interceptor (~> 0.3.0)