Merge branch 'dattang/fix-build-gdk-image-script' into 'master'

Fix regex in build_gdk_image script

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/175580



Merged-by: Dat Tang <dattang@gitlab.com>
Approved-by: Kev Kloss <kkloss@gitlab.com>
Approved-by: Andrejs Cunskis <acunskis@gitlab.com>


(cherry picked from commit 7e28b0ab)

d25a7d33 Fix regex in build_gdk_image script

Co-authored-by: Dat Tang <dattang@gitlab.com>