Bump rubocop from 1.47.0 to 1.48.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.47.0 to 1.48.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.47.0...v1.48.0)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Gemfile

@@ -1,3 +1,3 @@
 source 'https://rubygems.org'
 
-gem 'rubocop', '1.47.0', require: false
+gem 'rubocop', '1.48.0', require: false

Gemfile.lock

@@ -9,7 +9,7 @@ GEM
     rainbow (3.1.1)
     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)
@@ -21,15 +21,15 @@ 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)
     unicode-display_width (2.4.2)
 
 PLATFORMS
   ruby
   x86_64-linux
 
 DEPENDENCIES
-  rubocop (= 1.47.0)
+  rubocop (= 1.48.0)
 
 BUNDLED WITH
    2.2.22