Bump rubocop from 0.92.0 to 0.93.0 (#55)

Bumps [rubocop](https://github.com/rubocop-hq/rubocop) from 0.92.0 to 0.93.0.
- [Release notes](https://github.com/rubocop-hq/rubocop/releases)
- [Changelog](https://github.com/rubocop-hq/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v0.92.0...v0.93.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Gemfile.lock

@@ -31,12 +31,12 @@ GEM
     multipart-post (2.1.1)
     naught (1.1.0)
     parallel (1.19.2)
-    parser (2.7.1.5)
+    parser (2.7.2.0)
       ast (~> 2.4.1)
     public_suffix (4.0.3)
     rainbow (3.0.0)
     rake (13.0.1)
-    regexp_parser (1.8.0)
+    regexp_parser (1.8.1)
     rexml (3.2.4)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)
@@ -51,21 +51,19 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
     rspec-support (3.9.0)
-    rubocop (0.92.0)
+    rubocop (0.93.0)
       parallel (~> 1.10)
       parser (>= 2.7.1.5)
       rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.7)
+      regexp_parser (>= 1.8)
       rexml
-      rubocop-ast (>= 0.5.0)
+      rubocop-ast (>= 0.6.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 2.0)
-    rubocop-ast (0.7.0)
+    rubocop-ast (0.7.1)
       parser (>= 2.7.1.5)
-      strscan (>= 1.0.0)
     ruby-progressbar (1.10.1)
     simple_oauth (0.3.1)
-    strscan (1.0.3)
     thor (1.0.1)
     thread_safe (0.3.6)
     twitter (7.0.0)