Bump rollbar from 3.3.1 to 3.3.2

Bumps [rollbar](https://github.com/rollbar/rollbar-gem) from 3.3.1 to 3.3.2.
- [Release notes](https://github.com/rollbar/rollbar-gem/releases)
- [Changelog](https://github.com/rollbar/rollbar-gem/blob/master/CHANGELOG.md)
- [Commits](rollbar/rollbar-gem@v3.3.1...v3.3.2)

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

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -26,7 +26,7 @@ GEM
     rack-test (0.7.0)
       rack (>= 1.0, < 3)
     ref (1.0.5)
-    rollbar (3.3.1)
+    rollbar (3.3.2)
     sinatra (1.4.8)
       rack (~> 1.5)
       rack-protection (~> 1.4)