Update heroku/buildpacks-python to v2.7.2 (#828)

## heroku/python

### Changed

- Updated uv from 0.8.23 to 0.9.5. ([#446](heroku/buildpacks-python#446) and [#449](heroku/buildpacks-python#449))

### Fixed

- Pinned `dulwich` version when using Poetry to work around an incompatibility with Python <3.9.2. ([#447](heroku/heroku-buildpack-python#447))

Co-authored-by: heroku-linguist[bot] <136119646+heroku-linguist[bot]@users.noreply.github.com>

Author: heroku-linguist[bot]

builder-22/builder.toml

@@ -47,7 +47,7 @@ version = "0.20.14"
 
 [[buildpacks]]
   id = "heroku/python"
-  uri = "docker://docker.io/heroku/buildpack-python@sha256:3c70d78327505b50caa877b1e93e9af70512f70a714e8d36f9ab416a6f910b21"
+  uri = "docker://docker.io/heroku/buildpack-python@sha256:495a0c3f393b49429383477561de9d7c77c42dffaef0143b244c9beb075552aa"
 
 [[buildpacks]]
   id = "heroku/ruby"
@@ -64,7 +64,7 @@ version = "0.20.14"
     optional = true
   [[order.group]]
     id = "heroku/python"
-    version = "2.7.1"
+    version = "2.7.2"
   [[order.group]]
     id = "heroku/procfile"
     version = "4.2.1"

builder-24/builder.toml

@@ -47,7 +47,7 @@ mirrors = ["public.ecr.aws/heroku/heroku:24"]
 
 [[buildpacks]]
   id = "heroku/python"
-  uri = "docker://docker.io/heroku/buildpack-python@sha256:3c70d78327505b50caa877b1e93e9af70512f70a714e8d36f9ab416a6f910b21"
+  uri = "docker://docker.io/heroku/buildpack-python@sha256:495a0c3f393b49429383477561de9d7c77c42dffaef0143b244c9beb075552aa"
 
 [[buildpacks]]
   id = "heroku/ruby"
@@ -64,7 +64,7 @@ mirrors = ["public.ecr.aws/heroku/heroku:24"]
     optional = true
   [[order.group]]
     id = "heroku/python"
-    version = "2.7.1"
+    version = "2.7.2"
   [[order.group]]
     id = "heroku/procfile"
     version = "4.2.1"