Upgrade AlmaLinux release package

We have started to see test failures on AlmaLinux due to outdated keys
when validating packages. This commit updates tests to upgrade the
AlmaLinux release package to pull in new keys to allow other packages to
be installed.

(cherry picked from commit f657689)

acceptance/tests/validate_vendored_ruby.rb

@@ -181,6 +181,10 @@ def install_dependencies(agent)
     agents_to_test = agents - agents_to_skip
     agents_to_test.each do |agent|
       gem_install_sqlite3 = setup_build_environment(agent)
+
+      # Upgrade the AlmaLinux release package for newer keys until our image is updated (RE-16096)
+      on(agent, 'dnf -y upgrade almalinux-release') if on(agent, facter('os.name')).stdout.strip == 'AlmaLinux'
+
       install_dependencies(agent)
       on(agent, gem_install_sqlite3)