revert python version for docker images (#8445)

* revert python version for docker images

* add comment to not update python version, update changelog

Author: McKnight-42

.changes/unreleased/Fixes-20230817-130915.yaml

@@ -0,0 +1,6 @@
+kind: Under the Hood
+body: Use python version 3.10.7 in Docker image.
+time: 2023-08-17T13:09:15.936349-05:00
+custom:
+  Author: McKnight-42
+  Issue: "8444"

docker/Dockerfile

@@ -9,7 +9,9 @@ ARG build_for=linux/amd64
 ##
 # base image (abstract)
 ##
-FROM --platform=$build_for python:3.11.2-slim-bullseye as base
+# Please do not upgrade beyond python3.10.7 currently as dbt-spark does not support
+# 3.11py and images do not get made properly
+FROM --platform=$build_for python:3.10.7-slim-bullseye as base
 
 # N.B. The refs updated automagically every release via bumpversion
 # N.B. dbt-postgres is currently found in the core codebase so a value of dbt-core@<some_version> is correct