Keep pip 25.2 just for stack cflinufs3

Author: ivanovac

manifest.yml

@@ -77,8 +77,6 @@ dependencies:
   uri: https://buildpacks.cloudfoundry.org/dependencies/pip/pip_25.2_linux_noarch_any-stack_7dc1e988.tgz
   sha256: 7dc1e9882eb18f53150261c3a0cde7d5a39cdb18843c930ee01db8582f6b4f27
   cf_stacks:
-  - cflinuxfs5
-  - cflinuxfs4
   - cflinuxfs3
   source: https://files.pythonhosted.org/packages/20/16/650289cd3f43d5a2fadfd98c68bd1e1e7f2550a1a5326768cddfbcedb2c5/pip-25.2.tar.gz
   source_sha256: 578283f006390f85bb6282dffb876454593d637f5d1be494b5202ce4877e71f2