Bump rubocop from 0.55.0 to 0.57.2

Bumps [rubocop](https://github.com/rubocop-hq/rubocop) from 0.55.0 to 0.57.2.
- [Release notes](https://github.com/rubocop-hq/rubocop/releases)
- [Changelog](https://github.com/rubocop-hq/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v0.55.0...v0.57.2)

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

Author: dependabot-support

Gemfile.lock

@@ -182,6 +182,7 @@ GEM
       concurrent-ruby (~> 1.0)
     iniparse (1.4.4)
     ipaddress (0.8.3)
+    jaro_winkler (1.5.1)
     jmespath (1.4.0)
     json (2.1.0)
     kitchen-docker (2.6.0)
@@ -264,7 +265,7 @@ GEM
       ast (~> 2.4.0)
     plist (3.4.0)
     polyglot (0.3.5)
-    powerpack (0.1.1)
+    powerpack (0.1.2)
     proxifier (1.0.3)
     pry (0.11.3)
       coderay (~> 1.1.0)
@@ -315,7 +316,8 @@ GEM
     rspec_junit_formatter (0.2.3)
       builder (< 4)
       rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (0.55.0)
+    rubocop (0.57.2)
+      jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.5)
       powerpack (~> 0.1)
@@ -371,7 +373,7 @@ GEM
       polyglot (~> 0.3)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    unicode-display_width (1.3.0)
+    unicode-display_width (1.4.0)
     uuidtools (2.1.5)
     varia_model (0.6.0)
       buff-extensions (~> 2.0)