bb.org: stretch update firmware

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

configs/bb.org-debian-stretch-iot-v4.9.conf

@@ -28,8 +28,11 @@ deb_include="	\
 	curl	\
 	dosfstools	\
 	firmware-atheros	\
-	firmware-ralink	\
+	firmware-brcm80211	\
+	firmware-libertas	\
+	firmware-misc-nonfree	\
 	firmware-realtek	\
+	firmware-ti-connectivity	\
 	firmware-zd1211	\
 	git-core	\
 	hdparm	\