qt5-webengine: restrict to LE

srcpkgs/qt5-webengine/template

@@ -51,6 +51,10 @@ if [ ! "$XBPS_WORDSIZE" = "$XBPS_TARGET_WORDSIZE" ]; then
 	broken="webengine can be built only if word size matches"
 fi
 
+if [ "$XBPS_TARGET_ENDIAN" != "le" ]; then
+	broken="webengine only supports little endian"
+fi
+
 if [ "$XBPS_NO_ATOMIC8" ]; then
 	hostmakedepends+=" libatomic-devel"
 fi