Merge pull request #335 from ruby-syntax-tree/dependabot/bundler/rubocop-1.48.0

Bump rubocop from 1.47.0 to 1.48.0

Author: github-actions[bot]

Gemfile.lock

@@ -19,7 +19,7 @@ GEM
     rake (13.0.6)
     regexp_parser (2.7.0)
     rexml (3.2.5)
-    rubocop (1.47.0)
+    rubocop (1.48.0)
       json (~> 2.3)
       parallel (~> 1.10)
       parser (>= 3.2.0.0)
@@ -31,7 +31,7 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.27.0)
       parser (>= 3.2.1.0)
-    ruby-progressbar (1.12.0)
+    ruby-progressbar (1.13.0)
     simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)