apm821xx: WNDAP620: remove bad semicolon in dts after #include

This patch fixes a build warning triggered by a semicolon in
the dts after the #include directive.

netgear-wndap620.dts:11:33: warning: extra tokens at end of #include directive

Signed-off-by: Christian Lamparter <[email protected]>

target/linux/apm821xx/dts/netgear-wndap620.dts

@@ -8,7 +8,7 @@
 
 /dts-v1/;
 
-#include "netgear-wndap6x0.dtsi";
+#include "netgear-wndap6x0.dtsi"
 
 / {
 	model = "Netgear WNDAP620";