Release final python-swiftclient for Antelope

This is a release for python-swiftclient to get any merged but
unreleased changes out prior to the client lib freeze for Antelope going
into effect.

If the team is ready to proceed, please leave a +1 to acknowledge this
release and we will process right away. If the team is working on any
final merges, leave a -1 with some detail on the status and update the
patch with the new commit hash to use when ready.

Patches with no response will be merged by Friday, February 17th.

$ git log --oneline --no-merges 4.1.0..7bd0951
6954ab1 Back-fill a bunch of ChangeLog releases
20cee12 Add experimental jobs for py36/37
7a83087 Mark Python 3.10 testing as voting
3264fd6 Drop *_proxy from passenv
d9d6257 Switch to 2023.1 Python3 unit tests and generic template name
7f4855d Update master for stable/zed
f4e6219 Allow tempurl to be used to sign /info requests

Signed-off-by: Hervé Beraud <hberaud@redhat.com>
Change-Id: I47748ec6e2e99b2a53d9bb59c4fefd582f59a954

deliverables/antelope/python-swiftclient.yaml

@@ -6,3 +6,8 @@ team: swift
 type: client-library
 repository-settings:
   openstack/python-swiftclient: {}
+releases:
+  - version: 4.2.0
+    projects:
+      - repo: openstack/python-swiftclient
+        hash: 7bd09510864e92265eb1e797ba5bba973e0ceb50