Bump sentry-rails and sentry-ruby

Bumps [sentry-rails](https://github.com/getsentry/sentry-ruby) and [sentry-ruby](https://github.com/getsentry/sentry-ruby). These dependencies needed to be updated together.

Updates `sentry-rails` from 5.14.0 to 5.15.0
- [Release notes](https://github.com/getsentry/sentry-ruby/releases)
- [Changelog](https://github.com/getsentry/sentry-ruby/blob/master/CHANGELOG.md)
- [Commits](getsentry/sentry-ruby@5.14.0...5.15.0)

Updates `sentry-ruby` from 5.14.0 to 5.15.0
- [Release notes](https://github.com/getsentry/sentry-ruby/releases)
- [Changelog](https://github.com/getsentry/sentry-ruby/blob/master/CHANGELOG.md)
- [Commits](getsentry/sentry-ruby@5.14.0...5.15.0)

---
updated-dependencies:
- dependency-name: sentry-rails
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: sentry-ruby
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -192,7 +192,7 @@ GEM
       rexml
     influxdb (0.8.1)
     io-console (0.6.0)
-    irb (1.9.1)
+    irb (1.10.1)
       rdoc
       reline (>= 0.3.8)
     jbuilder (2.11.5)
@@ -381,7 +381,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rbtree (0.4.6)
-    rdoc (6.6.0)
+    rdoc (6.6.1)
       psych (>= 4.0.0)
     regexp_parser (2.8.2)
     reline (0.4.1)
@@ -458,10 +458,10 @@ GEM
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
     semantic_range (3.0.0)
-    sentry-rails (5.14.0)
+    sentry-rails (5.15.0)
       railties (>= 5.0)
-      sentry-ruby (~> 5.14.0)
-    sentry-ruby (5.14.0)
+      sentry-ruby (~> 5.15.0)
+    sentry-ruby (5.15.0)
       concurrent-ruby (~> 1.0, >= 1.0.2)
     set (1.0.3)
     shakapacker (7.2.0.rc.0)