Change in docker-playground[master]: release-tarball: support git submodules

Attention is currently required from: osmith. laforge has posted comments on this change. ( https://gerrit.osmocom.org/c/docker-playground/+/31248 ) Change subject: release-tarball: support git submodules ...................................................................... Patch Set 2: Code-Review+2 -- To view, visit https://gerrit.osmocom.org/c/docker-playground/+/31248 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: docker-playground Gerrit-Branch: master Gerrit-Change-Id: I35e9ef6d976ae8cf2bfb4f3c410e6b2cb3ca7841 Gerrit-Change-Number: 31248 Gerrit-PatchSet: 2 Gerrit-Owner: osmith <osmith(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: laforge <laforge(a)osmocom.org> Gerrit-Reviewer: pespin <pespin(a)sysmocom.de> Gerrit-Attention: osmith <osmith(a)sysmocom.de> Gerrit-Comment-Date: Thu, 09 Feb 2023 07:21:36 +0000 Gerrit-HasComments: No Gerrit-Has-Labels: Yes Gerrit-MessageType: comment