Update rubocop to version 1.86.0

Author: depfu[bot]

Gemfile.lock

@@ -220,10 +220,7 @@ GEM
       prism (>= 1.3.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    json (2.19.2)
-    json-schema (6.2.0)
-      addressable (~> 2.8)
-      bigdecimal (>= 3.1, < 5)
+    json (2.19.3)
     language_server-protocol (3.17.0.5)
     launchy (3.1.1)
       addressable (~> 2.8)
@@ -246,8 +243,6 @@ GEM
       net-smtp
     marcel (1.1.0)
     matrix (0.4.2)
-    mcp (0.9.2)
-      json-schema (>= 4.1)
     method_source (1.1.0)
     mini_mime (1.1.5)
     mini_portile2 (2.8.9)
@@ -279,7 +274,7 @@ GEM
       ostruct (>= 0.2)
     ostruct (0.6.3)
     parallel (1.27.0)
-    parser (3.3.10.2)
+    parser (3.3.11.1)
       ast (~> 2.4.1)
       racc
     pp (0.6.3)
@@ -385,11 +380,10 @@ GEM
       rspec-mocks (>= 3.13.0, < 5.0.0)
       rspec-support (>= 3.13.0, < 5.0.0)
     rspec-support (3.13.7)
-    rubocop (1.85.1)
+    rubocop (1.86.0)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
-      mcp (~> 0.6)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)