airoha: Update PON PACKAGES to support new BOSA.

Add support for AN7573B BOSA.

airoha/base-files/etc/init.d/ecnt_xpon

@@ -131,6 +131,10 @@ boot() {
 		echo "insmod ae_wan"
 	else
 		if [ -n "${LDDA_MODULE}" ]; then
+			if [ "$TCSUPPORT_CPU_EN7581" != "" ]; then
+				echo "insmod an8901.ko"
+				insmod /lib/modules/5.4.55/an8901.ko
+			fi
 			echo "insmod econet-${LDDA_MODULE}"
 			insmod /lib/modules/5.4.55/${LDDA_MODULE}
 		fi