Bump rubocop-rails from 2.15.2 to 2.25.0

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.15.2 to 2.25.0.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.15.2...v2.25.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -89,7 +89,7 @@ GEM
     attr_encrypted (4.0.0)
       encryptor (~> 3.0.0)
     base64 (0.2.0)
-    bigdecimal (3.1.7)
+    bigdecimal (3.1.8)
     bindex (0.8.1)
     brakeman (6.1.2)
       racc
@@ -149,7 +149,7 @@ GEM
     globalid (1.2.1)
       activesupport (>= 6.1)
     hashdiff (1.1.0)
-    i18n (1.14.4)
+    i18n (1.14.5)
       concurrent-ruby (~> 1.0)
     io-console (0.7.2)
     irb (1.12.0)
@@ -186,7 +186,7 @@ GEM
     marcel (1.0.4)
     mini_mime (1.1.5)
     mini_portile2 (2.8.6)
-    minitest (5.22.3)
+    minitest (5.23.0)
     multipart-post (2.4.0)
     mutex_m (0.2.0)
     net-imap (0.4.10)
@@ -204,7 +204,7 @@ GEM
       racc (~> 1.4)
     ostruct (0.6.0)
     parallel (1.24.0)
-    parser (3.3.0.5)
+    parser (3.3.1.0)
       ast (~> 2.4.1)
       racc
     pg (1.5.6)
@@ -214,7 +214,7 @@ GEM
     puma (6.4.2)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (3.0.10)
+    rack (3.0.11)
     rack-session (2.0.0)
       rack (>= 3.0.0)
     rack-test (2.1.0)
@@ -259,10 +259,11 @@ GEM
     rake (13.2.1)
     rdoc (6.6.3.1)
       psych (>= 4.0.0)
-    regexp_parser (2.9.0)
+    regexp_parser (2.9.2)
     reline (0.5.2)
       io-console (~> 0.5)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec-core (3.13.0)
       rspec-support (~> 3.13.0)
     rspec-expectations (3.13.0)
@@ -293,15 +294,16 @@ GEM
       rubocop-ast (>= 1.31.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.31.2)
-      parser (>= 3.3.0.4)
+    rubocop-ast (1.31.3)
+      parser (>= 3.3.1.0)
     rubocop-performance (1.19.1)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
-    rubocop-rails (2.15.2)
+    rubocop-rails (2.25.0)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
-      rubocop (>= 1.7.0, < 2.0)
+      rubocop (>= 1.33.0, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
     sassc (2.4.0)
@@ -323,6 +325,7 @@ GEM
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     stringio (3.1.0)
+    strscan (3.1.0)
     thor (1.3.1)
     tilt (2.3.0)
     timecop (0.9.8)