[bitnami/python] Deprecate Python 3.7 branch (#39471)

Signed-off-by: Cori Avila <amisericordi@vmware.com>

bitnami/python/3.7/debian-11/docker-compose.yml

@@ -1,13 +0,0 @@
-# Copyright VMware, Inc.
-# SPDX-License-Identifier: APACHE-2.0
-
-version: '2'
-
-services:
-  python:
-    tty: true # Enables debugging capabilities when attached to this container.
-    image: docker.io/bitnami/python:3.7
-    ports:
-      - 8000:8000
-    volumes:
-      - .:/app