[rdkb][wifi7][bsp][Add single wiphy support flag for wifihal]

[Description]
Add single wiphy support flag for wifihal

[Release-log]

Change-Id: I7ab466b09c6701c2f3a947939f9f5e4d6686509d
diff --git a/recipes-wifi/hal/hal-wifi-mt76.bb b/recipes-wifi/hal/hal-wifi-mt76.bb
index b4ad930..4a1f0bf 100644
--- a/recipes-wifi/hal/hal-wifi-mt76.bb
+++ b/recipes-wifi/hal/hal-wifi-mt76.bb
@@ -21,6 +21,7 @@
 
 DEPENDS += "halinterface libnl libev hostapd wpa-supplicant"
 CFLAGS_append = " ${@bb.utils.contains('DISTRO_FEATURES', 'extender', '-D_TURRIS_EXTENDER_', '', d)}"
+CFLAGS_append = " ${@bb.utils.contains('DISTRO_FEATURES', 'wifi_eht', '-DSINGLE_WIPHY_SUPPORT', '', d)}"
 CFLAGS_append = " -I=${includedir}/ccsp -I=${includedir}/libnl3"
 CFLAGS_append = " -DWIFI_HAL_VERSION_3 -DDYNAMIC_IF_NAME"
 LDFLAGS_append = " -lnl-nf-3 -lnl-route-3 -lnl-3 -lnl-xfrm-3 -lnl-genl-3 -lev -lwpa_client -lpthread"