Bump webmock from 1.18.0 to 3.8.3

Bumps [webmock](https://github.com/bblimke/webmock) from 1.18.0 to 3.8.3.
- [Release notes](https://github.com/bblimke/webmock/releases)
- [Changelog](https://github.com/bblimke/webmock/blob/master/CHANGELOG.md)
- [Commits](bblimke/webmock@v1.18.0...v3.8.3)

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

Author: dependabot-preview[bot]

Gemfile.lock

@@ -625,7 +625,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
-    crack (0.4.2)
+    crack (0.4.3)
       safe_yaml (~> 1.0.0)
     crass (1.0.6)
     dalli (2.7.0)
@@ -681,6 +681,7 @@ GEM
       haml (>= 4.0.6, < 6.0)
       html2haml (>= 1.0.1)
       railties (>= 4.0.1)
+    hashdiff (1.0.1)
     hashtel (0.0.2)
     high_voltage (3.1.2)
     holidays (1.2.0)
@@ -877,9 +878,10 @@ GEM
       raindrops (~> 0.7)
     warden (1.2.7)
       rack (>= 1.0)
-    webmock (1.18.0)
+    webmock (3.8.3)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
+      hashdiff (>= 0.4.0, < 2.0.0)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.4)