Stx.6.0 branch can no longer create a build container.

[Scott Little]

Brief Description
-----------------
Stx.6.0 branch can no longer create a build container.
The issus is pip install selecting newer packages
incompatible with python 2.7.

Severity
--------
Critical
Can't build

Steps to Reproduce
------------------
docker build --build-arg MYUID=$MYUID --build-arg MYUNAME=$MYUNAME --ulimit core=0 --network host --tag $MYUNAME:rc-6.0-compiler-builder-image --file ../Dockerfile .

Expected Behavior
------------------
A builder container is created

Actual Behavior
----------------
The container build fails on pip install

Reproducibility
---------------
100%

System Configuration
--------------------
N/A

Branch/Pull Time/Commit
-----------------------
stx.6.0, Nov 1, 2022

Last Pass
---------
Jan, 2022

Timestamp/Logs
--------------
Collecting requests>=1.1 (from git-review==2.1.0)
  Downloading https://files.pythonhosted.org/packages/a5/61/a867851fd5ab77277495a8709ddda0861b28163c4613b011bc00228cc724/requests-2.28.1.tar.gz (109kB)
    Complete output from command python setup.py egg_info:
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-i7sySU/requests/

Test Activity
-------------
Build

Workaround
----------
N/A

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: r/stx.6.0
Review: https://review.opendev.org/c/starlingx/tools/+/863265

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/starlingx/tools/+/863265
Committed: https://opendev.org/starlingx/tools/commit/a68dd4df634505a0d04e0dbc05c060bb36de713b
Submitter: "Zuul (22348)"
Branch: r/stx.6.0

commit a68dd4df634505a0d04e0dbc05c060bb36de713b
Author: Scott Little <email address hidden>
Date: Tue Nov 1 16:49:18 2022 -0400

    builder-constraints update for stx.6.0

    Stx.6.0 branch can no longer create a build container.
    The issus is pip install selecting newer packages
    incompatible with python 2.7.

    Use builder-constraints.txt to lock in specific package
    versions known to work with the 6.0.0 release build.

    Closes-Bug: 1995484
    Signed-off-by: Scott Little <email address hidden>
    Change-Id: Idf3a003fb0298db6573e429cdb26dcaeeea94734

[Ghada Khalil (gkhalil)]

Marking as Fix Released based on the review above. LPs don't get automatically updated when a fix is only merged in a release branch.