Add rubygems 3.5.18, remove rubygems 3.5.16

for stack(s) cflinuxfs4, cflinuxfs3

Author: cf-buildpacks-eng

manifest.yml

@@ -186,14 +186,14 @@ dependencies:
   source: https://cache.ruby-lang.org/pub/ruby/3.3/ruby-3.3.4.tar.gz
   source_sha256: fe6a30f97d54e029768f2ddf4923699c416cdbc3a6e96db3e2d5716c7db96a34
 - name: rubygems
-  version: 3.5.16
-  uri: https://buildpacks.cloudfoundry.org/dependencies/rubygems/rubygems_3.5.16_linux_noarch_any-stack_e8dfe1b4.tgz
-  sha256: e8dfe1b4222068d55f8f94201c7442cb4e1d39db096314c7588278bfe1f71adc
+  version: 3.5.18
+  uri: https://buildpacks.cloudfoundry.org/dependencies/rubygems/rubygems_3.5.18_linux_noarch_any-stack_6e70622e.tgz
+  sha256: 6e70622ec047827394397959eaa26282fbbf1be1870c1ee7286621a33eb78926
   cf_stacks:
   - cflinuxfs4
   - cflinuxfs3
-  source: https://rubygems.org/rubygems/rubygems-3.5.16.tgz
-  source_sha256: 7fd10de9e5e933321b62b8f1194256ae64703ba2541cab91ec31244a018d9012
+  source: https://rubygems.org/rubygems/rubygems-3.5.18.tgz
+  source_sha256: a99163d03286850559134448e4c666fa32513407b63f1c277e5142b75180db56
 - name: yarn
   version: 1.22.22
   uri: https://buildpacks.cloudfoundry.org/dependencies/yarn/yarn_1.22.22_linux_noarch_any-stack_c109a3c9.tgz