Bump gem to use Ruby 4.0

Author: paracycle

.github/workflows/ruby.yml

@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        ruby: ["3.2", "3.3", "3.4"]
+        ruby: ["3.2", "3.3", "3.4", "4.0"]
     name: ${{ matrix.os }} ${{ matrix.ruby }}
     runs-on: ${{ matrix.os }}
     steps:

.ruby-version

@@ -1 +1 @@
-ruby-3.4.4
+4.0.0

Gemfile.lock

@@ -114,7 +114,7 @@ GEM
     tsort (0.2.0)
     unicode-display_width (3.2.0)
       unicode-emoji (~> 4.1)
-    unicode-emoji (4.1.0)
+    unicode-emoji (4.2.0)
     yard (0.9.38)
     yard-sorbet (0.9.0)
       sorbet-runtime
@@ -140,4 +140,4 @@ DEPENDENCIES
   tapioca
 
 BUNDLED WITH
-   2.5.6
+  4.0.3