Bump sentry-raven from 2.13.0 to 3.0.0 (#1564)

Bumps [sentry-raven](https://github.com/getsentry/raven-ruby) from 2.13.0 to 3.0.0.
- [Release notes](https://github.com/getsentry/raven-ruby/releases)
- [Changelog](https://github.com/getsentry/raven-ruby/blob/master/changelog.md)
- [Commits](getsentry/sentry-ruby@v2.13.0...v3.0.0)

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

Gemfile.lock

@@ -92,7 +92,7 @@ GEM
       railties (>= 4.2.0)
     faker (2.10.2)
       i18n (>= 1.6, < 2)
-    faraday (0.17.1)
+    faraday (1.0.0)
       multipart-post (>= 1.2, < 3)
     ffi (1.11.3)
     formulaic (0.4.1)
@@ -212,8 +212,8 @@ GEM
       sprockets-rails
       tilt
     selectize-rails (0.12.6)
-    sentry-raven (2.13.0)
-      faraday (>= 0.7.6, < 1.0)
+    sentry-raven (3.0.0)
+      faraday (>= 1.0)
     shoulda-matchers (4.3.0)
       activesupport (>= 4.2.0)
     sprockets (4.0.0)