upgrade to ruby `3.3.0`

.rubocop.yml

@@ -6,7 +6,7 @@ AllCops:
   NewCops: disable
   SuggestExtensions: false
   DisplayCopNames: true
-  TargetRubyVersion: 3.1
+  TargetRubyVersion: 3.3
   Exclude:
     - 'bin/*'
     - 'spec/acceptance/fixtures/**/*'

.ruby-version

@@ -1 +1 @@
-3.1.2
+3.3.0

spec/acceptance/Dockerfile.entitlements-gitrepo-auditor-plugin

@@ -1,4 +1,4 @@
-FROM ruby:3.1-slim
+FROM ruby:3.3-slim
 LABEL maintainer="GitHub Security Ops <opensource+entitlements-app@github.com>"
 ENV HOME /root
 ENV RELEASE=buster
@@ -17,7 +17,7 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
     pkg-config
 
 # Install bundler
-RUN gem install bundler
+RUN gem install bundler -v 2.3.19
 
 # Bootstrap files and caching for speed
 COPY "vendor/cache/" "/data/entitlements/vendor/cache/"