Bump activerecord from 8.0.4 to 8.1.1

Bumps [activerecord](https://github.com/rails/rails) from 8.0.4 to 8.1.1.
- [Release notes](https://github.com/rails/rails/releases)
- [Changelog](https://github.com/rails/rails/blob/v8.1.1/activerecord/CHANGELOG.md)
- [Commits](https://github.com/rails/rails/compare/v8.0.4...v8.1.1)

---
updated-dependencies:
- dependency-name: activerecord
  dependency-version: 8.1.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -1,20 +1,20 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (8.0.4)
-      activesupport (= 8.0.4)
-    activerecord (8.0.4)
-      activemodel (= 8.0.4)
-      activesupport (= 8.0.4)
+    activemodel (8.1.1)
+      activesupport (= 8.1.1)
+    activerecord (8.1.1)
+      activemodel (= 8.1.1)
+      activesupport (= 8.1.1)
       timeout (>= 0.4.0)
-    activesupport (8.0.4)
+    activesupport (8.1.1)
       base64
-      benchmark (>= 0.3)
       bigdecimal
       concurrent-ruby (~> 1.0, >= 1.3.1)
       connection_pool (>= 2.2.5)
       drb
       i18n (>= 1.6, < 2)
+      json
       logger (>= 1.4.2)
       minitest (>= 5.1)
       securerandom (>= 0.3)
@@ -34,7 +34,6 @@ GEM
       async
       io-endpoint
     base64 (0.3.0)
-    benchmark (0.5.0)
     bigdecimal (3.3.1)
     browserstack-local (1.4.3)
     byebug (12.0.0)
@@ -300,7 +299,7 @@ PLATFORMS
   x86_64-linux-musl
 
 DEPENDENCIES
-  activerecord (~> 8.0)
+  activerecord (~> 8.1)
   ansi (~> 1.5)
   async (~> 1.32)
   async-dns (~> 1.4)