[3.12] gh-109823: Adjust labels in compiler when removing an empty basic block which is a jump target (GH-109839) (#109865)

gh-109823: Adjust labels in compiler when removing an empty basic block which is a jump target (GH-109839)
(cherry picked from commit d73c12b88c2275fd44e27c91c24f3ac85419d2b8)

Co-authored-by: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>