mozilla-iot: Try to fix build on non-armv7

patches/packages/branding/0004-mozilla-iot-gateway-Better-integration.patch

@@ -47,9 +47,9 @@ index c555edb..3aeb671 100644
 +	$(RM) -r $(1)/srv/mozilla-iot/gateway/node_modules/ursa-optional/build/Release/ursaNative.node
 +	$(RM) -r $(1)/srv/mozilla-iot/gateway/node_modules/ursa-optional/build/Release/obj.target/ursaNative.node
 + 
-+	$(INSTALL_DIR) $(1)/srv/mozilla-iot/gateway/node_modules/sqlite3/lib/binding/node-v57-linux-arm/
-+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/node_modules/things-gateway/node_modules/sqlite3/lib/binding/node-v57-linux-arm/node_sqlite3.node \
-+		$(1)/srv/mozilla-iot/gateway/node_modules/sqlite3/lib/binding/node-v57-linux-arm/
++	$(INSTALL_DIR) $(1)/srv/mozilla-iot/gateway/node_modules/sqlite3/lib/binding/node-v57-linux-$(CPU)/
++	$(CP) $(PKG_INSTALL_DIR)/usr/lib/node_modules/things-gateway/node_modules/sqlite3/lib/binding/node-v57-linux-$(CPU)/node_sqlite3.node \
++		$(1)/srv/mozilla-iot/gateway/node_modules/sqlite3/lib/binding/node-v57-linux-$(CPU)/
 +
 +	# Custom configuration
 +	sed -i "s|home = .*|home = '/srv/mozilla-iot-home';|" $(1)/srv/mozilla-iot/gateway/config/default.js