macOS: bump version number for release

Change-Id: Ic0911561239b065da2cba060f01f8810d8fe9d18
Reviewed-by: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>

CMakeLists.txt

@@ -13,7 +13,7 @@ IF("${RING_VERSION}" STREQUAL "")
 ENDIF("${RING_VERSION}" STREQUAL "")
 # if build for App Store version and build number should be incremented
 IF("${RELEASE_TYPE}" STREQUAL "AppStore")
-   SET(RING_VERSION_NAME "1.2")
+   SET(RING_VERSION_NAME "1.3")
 ELSE()
    SET(RING_VERSION_NAME "Live Free or Die")
 ENDIF()