[rdk-b][mt7996][wifi][Add mt7996 build initial support]

[Description]
Add mt7996 build initial support

[Release-log]
N/A

diff --git a/recipes-wifi/linux-mt76/linux-mt76_3.x.bb b/recipes-wifi/linux-mt76/linux-mt76_3.x.bb
index 6cb3634..2a6345f 100644
--- a/recipes-wifi/linux-mt76/linux-mt76_3.x.bb
+++ b/recipes-wifi/linux-mt76/linux-mt76_3.x.bb
@@ -25,6 +25,9 @@
 require files/patches-${PV}/patches.inc
 SRC_URI_append += "file://5000-mt76-add-internal-wed_tiny-header-file.patch"
 
+#wifi7 tmp patch
+SRC_URI_append += "file://2999-rdkb-mt76-mt7996-tmp-build-fix.patch"
+
 S = "${WORKDIR}/git"