Update development gems and ruby version (#1695)

Author: bensheldon

.rubocop.yml

@@ -66,6 +66,9 @@ Naming/PredicateMethod:
 Naming/VariableNumber:
   EnforcedStyle: snake_case
 
+Rails/Exit:
+  Enabled: false
+
 Rails/ApplicationJob:
   Enabled: false
 
@@ -79,6 +82,9 @@ Rails/Inquiry:
   Exclude:
     - spec/**/*
 
+Rails/Presence:
+  Enabled: false
+
 Rails/RakeEnvironment:
   Enabled: false
 

.ruby-version

@@ -1 +1 @@
-3.4.5
+3.4.7

Gemfile

@@ -28,10 +28,10 @@ rails_versions = {
   "7.1" => "~> 7.1.0",
   "7.2" => "~> 7.2.0",
   "8.0" => "~> 8.0.0",
-  "8.1" => "~> 8.1.0.rc1",
+  "8.1" => "~> 8.1.0",
   "head" => { github: "rails/rails", branch: "main" },
 }
-gem 'rails', rails_versions[ENV.fetch("RAILS_VERSION", "8.0")]
+gem 'rails', rails_versions[ENV.fetch("RAILS_VERSION", "8.1")]
 
 platforms :ruby do
   gem "bootsnap"