Packer version update

Author: smokodon

cookbooks/travis_ci_ubuntu_2204/attributes/default.rb

@@ -100,7 +100,7 @@
 
 override['travis_build_environment']['packer']['amd64']['version'] = '1.11.1'
 override['travis_build_environment']['packer']['amd64']['checksum'] = \
-'dcac06a4c671bbb71e916da5abe947ebf4d6aa35c197e21c7c7b1d68cb8b7cad'
+'07a9d92fe98d7bb4be09392c06ef6c4f9ffbc905fe6c29fff0622432367f01cc'
 
 override['travis_packer_templates']['job_board']['stack'] = 'ubuntu_2204'