Revert "Docker image: use higher python version and use azure linux 3.0"

This reverts commit f54aa2a.

Author: LiliDeng

Dockerfile.linux

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/azurelinux/base/python:3
+FROM mcr.microsoft.com/cbl-mariner/base/core:2.0
 
 WORKDIR /app
 
@@ -37,5 +37,5 @@ RUN git clone --depth 1 --branch $(curl --silent "https://api.github.com/repos/m
 
 WORKDIR /app/lisa
 
-RUN python3 -m pip install --no-cache-dir --upgrade pip || true && \
+RUN python3 -m pip install --no-cache-dir --upgrade pip && \
     python3 -m pip install --no-cache-dir --editable .[ado,azure,libvirt,baremetal] --config-settings editable_mode=compat

Dockerfile.windows

@@ -4,7 +4,7 @@ SHELL ["powershell", "-Command"]
 
 WORKDIR C:\\app\\
 
-ENV PYTHON_VERSION=3.12.9
+ENV PYTHON_VERSION=3.11.6
 
 RUN Invoke-WebRequest -Uri "https://www.python.org/ftp/python/$Env:PYTHON_VERSION/python-$Env:PYTHON_VERSION-amd64.exe" -OutFile "C:\\python-installer.exe" -UseBasicParsing; \
     $gitRelease = Invoke-RestMethod -Uri "https://api.github.com/repos/git-for-windows/git/releases/latest" -Headers @{ 'User-Agent' = 'Docker Build' }; \