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 5.15.2 to 5.16.1
- [Release notes](https://github.com/getsentry/sentry-ruby/releases)
- [Changelog](https://github.com/getsentry/sentry-ruby/blob/master/CHANGELOG.md)
- [Commits](getsentry/sentry-ruby@5.15.2...5.16.1)

Updates `sentry-ruby` from 5.15.2 to 5.16.1
- [Release notes](https://github.com/getsentry/sentry-ruby/releases)
- [Changelog](https://github.com/getsentry/sentry-ruby/blob/master/CHANGELOG.md)
- [Commits](getsentry/sentry-ruby@5.15.2...5.16.1)

---
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] <[email protected]>

Gemfile.lock

@@ -280,9 +280,9 @@ GEM
     indefinite_article (0.2.5)
       activesupport
     io-console (0.7.1)
-    irb (1.11.0)
+    irb (1.11.1)
       rdoc
-      reline (>= 0.3.8)
+      reline (>= 0.4.2)
     jsbundling-rails (1.2.2)
       railties (>= 6.0.0)
     json (2.7.1)
@@ -307,7 +307,6 @@ GEM
     matrix (0.4.2)
     method_source (1.0.0)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.5)
     minitest (5.20.0)
     msgpack (1.7.2)
     multi_json (1.15.0)
@@ -504,10 +503,10 @@ GEM
     ruby-vips (2.2.0)
       ffi (~> 1.12)
     ruby2_keywords (0.0.5)
-    sentry-rails (5.15.2)
+    sentry-rails (5.16.1)
       railties (>= 5.0)
-      sentry-ruby (~> 5.15.2)
-    sentry-ruby (5.15.2)
+      sentry-ruby (~> 5.16.1)
+    sentry-ruby (5.16.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
     shoulda-matchers (6.0.0)
       activesupport (>= 5.2.0)