Update dependency rubocop to v1.56.0

Gemfile

@@ -44,7 +44,7 @@ gem 'random-port', '0.6.0', require: false
 gem 'redcarpet', '3.6.0'
 gem 'rerun', '0.14.0', require: false
 gem 'rspec-rails', '3.9.1', require: false
-gem 'rubocop', '1.50.2', require: false
+gem 'rubocop', '1.56.0', require: false
 gem 'rubocop-rspec', '2.20.0', require: false
 gem 'sass', '3.7.4'
 gem 'sentry-raven', '3.1.2'

Gemfile.lock

@@ -27,6 +27,7 @@ GEM
       thread_safe (~> 0.3, >= 0.3.1)
     backtrace (0.4.0)
     base58 (0.2.3)
+    base64 (0.1.1)
     builder (3.2.4)
     coercible (1.0.0)
       descendants_tracker (~> 0.0.1)
@@ -85,6 +86,7 @@ GEM
     ipaddress (0.8.3)
     iri (0.6.0)
     json (2.6.3)
+    language_server-protocol (3.17.0.3)
     liquid (4.0.4)
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
@@ -127,8 +129,9 @@ GEM
       racc (~> 1.4)
     openssl (3.1.0)
     parallel (1.23.0)
-    parser (3.2.2.1)
+    parser (3.2.2.3)
       ast (~> 2.4.1)
+      racc
     pg (1.5.3)
     pgtk (0.8.0)
       backtrace (~> 0.3)
@@ -161,10 +164,10 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     redcarpet (3.6.0)
-    regexp_parser (2.8.0)
+    regexp_parser (2.8.1)
     rerun (0.14.0)
       listen (~> 3.0)
-    rexml (3.2.5)
+    rexml (3.2.6)
     rspec-core (3.9.3)
       rspec-support (~> 3.9.3)
     rspec-expectations (3.9.4)
@@ -182,17 +185,19 @@ GEM
       rspec-mocks (~> 3.9.0)
       rspec-support (~> 3.9.0)
     rspec-support (3.9.4)
-    rubocop (1.50.2)
+    rubocop (1.56.0)
+      base64 (~> 0.1.1)
       json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 3.2.0.0)
+      parser (>= 3.2.2.3)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.28.0, < 2.0)
+      rubocop-ast (>= 1.28.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.28.1)
+    rubocop-ast (1.29.0)
       parser (>= 3.2.1.0)
     rubocop-capybara (2.18.0)
       rubocop (~> 1.41)
@@ -291,7 +296,7 @@ DEPENDENCIES
   redcarpet (= 3.6.0)
   rerun (= 0.14.0)
   rspec-rails (= 3.9.1)
-  rubocop (= 1.50.2)
+  rubocop (= 1.56.0)
   rubocop-rspec (= 2.20.0)
   sass (= 3.7.4)
   sentry-raven (= 3.1.2)