Bump database_cleaner from 1.8.1 to 1.8.2 (#1546)

Bumps [database_cleaner](https://github.com/DatabaseCleaner/database_cleaner) from 1.8.1 to 1.8.2.
- [Release notes](https://github.com/DatabaseCleaner/database_cleaner/releases)
- [Changelog](https://github.com/DatabaseCleaner/database_cleaner/blob/master/History.rdoc)
- [Commits](DatabaseCleaner/database_cleaner@v1.8.1...v1.8.2)

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

Gemfile.lock

@@ -75,7 +75,7 @@ GEM
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     crass (1.0.6)
-    database_cleaner (1.8.1)
+    database_cleaner (1.8.2)
     datetime_picker_rails (0.0.7)
       momentjs-rails (>= 2.8.1)
     diff-lcs (1.3)