Bump activesupport in /api/ruby/rendering-data-as-graphs

Bumps [activesupport](https://github.com/rails/rails) from 5.1.3 to 6.0.3.1.
- [Release notes](https://github.com/rails/rails/releases)
- [Changelog](https://github.com/rails/rails/blob/v6.0.3.1/activesupport/CHANGELOG.md)
- [Commits](rails/rails@v5.1.3...v6.0.3.1)

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

Author: dependabot[bot]

api/ruby/rendering-data-as-graphs/Gemfile.lock

@@ -1,19 +1,21 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (5.1.3)
+    activesupport (6.0.3.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
+      zeitwerk (~> 2.2, >= 2.2.2)
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.6)
     faraday (0.13.1)
       multipart-post (>= 1.2, < 3)
-    i18n (0.8.6)
+    i18n (1.8.2)
+      concurrent-ruby (~> 1.0)
     json (2.1.0)
-    minitest (5.10.3)
+    minitest (5.14.1)
     multipart-post (2.0.0)
     octokit (4.7.0)
       sawyer (~> 0.8.0, >= 0.5.3)
@@ -33,14 +35,15 @@ GEM
       warden-github (~> 1.2.0)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    tzinfo (1.2.3)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     warden (1.2.7)
       rack (>= 1.0)
     warden-github (1.2.0)
       activesupport (> 3.0)
       octokit (> 2.1.0)
       warden (> 1.0)
+    zeitwerk (2.3.0)
 
 PLATFORMS
   ruby