fix: add rails 7.1 specs

Author: Amnesthesia

.github/workflows/ci.yml

@@ -41,7 +41,15 @@ jobs:
           - rails: "7.0"
             ruby: 3.2
           - rails: "7.0"
-            ruby: jruby 
+            ruby: jruby
+          - rails: "7.1"
+            ruby: "3.0"
+          - rails: "7.1"
+            ruby: 3.1
+          - rails: "7.1"
+            ruby: 3.2
+          - rails: "7.1"
+            ruby: jruby
 
     env:
       BUNDLE_GEMFILE: gemfiles/rails_${{ matrix.rails }}.gemfile