Merge pull request #3685 from SUSE/restore_xorg_group

Explicitly set group id to 100 (bsc#1262306)

Author: dirkmueller

src/bci_build/package/xorg.py

@@ -135,7 +135,7 @@
         supported_until=KIOSK_SUPPORT_ENDS,
         # TODO add package_version_check and tag_version
         build_stage_custom_end=textwrap.dedent(f"""\
-            {DOCKERFILE_RUN} useradd -m -u 1000 -U user
+            {DOCKERFILE_RUN} useradd -m -u 1000 -g 100 user
             """),
         custom_end=textwrap.dedent("""
             ENV DISPLAY=":0"