net: hsr: Fix build error after merging linux-stable

Fix the build error in send_hsr_supervision_frame

Fixes: 8ffeeca9 ("Merge tag 'v5.10.165' of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux

 into ti-linux-5.10.y-cicd")
Signed-off-by: Ravi Gunasekaran <r-gunasekaran@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>