brcmfmac: make the read-only array pktflags static const

Don't populate the read-only array pktflags on the stack but
instead make it static const. Also makes the object code a little
smaller.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220307223227.165963-1-colin.i.king@gmail.com

drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c

@@ -4623,7 +4623,7 @@ s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
 
 s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif)
 {
-	s32 pktflags[] = {
+	static const s32 pktflags[] = {
 		BRCMF_VNDR_IE_PRBREQ_FLAG,
 		BRCMF_VNDR_IE_PRBRSP_FLAG,
 		BRCMF_VNDR_IE_BEACON_FLAG