Bump webmock from 3.6.0 to 3.6.2 (#11488)

Bumps [webmock](https://github.com/bblimke/webmock) from 3.6.0 to 3.6.2.
- [Release notes](https://github.com/bblimke/webmock/releases)
- [Changelog](https://github.com/bblimke/webmock/blob/master/CHANGELOG.md)
- [Commits](https://github.com/bblimke/webmock/compare/v3.6.0...v3.6.2)

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

Gemfile.lock

@@ -274,7 +274,7 @@ GEM
       railties (>= 4.0.1)
     hamster (3.0.0)
       concurrent-ruby (~> 1.0)
-    hashdiff (0.4.0)
+    hashdiff (1.0.0)
     hashie (3.6.0)
     heapy (0.1.4)
     highline (2.0.1)
@@ -642,7 +642,7 @@ GEM
     uniform_notifier (1.12.1)
     warden (1.2.8)
       rack (>= 2.0.6)
-    webmock (3.6.0)
+    webmock (3.6.2)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)