ruby add 3.3.X

also remove useless 2.7.X from the pipeline.
It was deprecated from the buildpacks cloudfoundry/ruby-buildpack#773

Fixes cloudfoundry/buildpacks-github-config#66

pipelines/config/dependency-builds.yml

@@ -321,9 +321,6 @@ dependencies:
     buildpacks:
       ruby:
         lines:
-          - line: 2.7.X
-            deprecation_date: 2023-03-31
-            link: https://www.ruby-lang.org/en/news/2020/03/31/ruby-2-7-1-released/
           - line: 3.0.X
             deprecation_date: 2024-03-31
             link: https://www.ruby-lang.org/en/news/2020/12/25/ruby-3-0-0-released/
@@ -333,6 +330,9 @@ dependencies:
           - line: 3.2.X
             deprecation_date: 2026-03-31
             link: https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/
+          - line: 3.3.X
+            deprecation_date: 2027-03-31
+            link: https://www.ruby-lang.org/en/news/2023/12/25/ruby-3-3-0-released/
         removal_strategy: keep_latest_released
     versions_to_keep: 2
     #! Older ruby versions aren't compatible with openssl 3 of jammy