build system: updated version, now working on v3.4.0

src/entt/config/version.h

@@ -3,8 +3,8 @@
 
 
 #define ENTT_VERSION_MAJOR 3
-#define ENTT_VERSION_MINOR 3
-#define ENTT_VERSION_PATCH 2
+#define ENTT_VERSION_MINOR 4
+#define ENTT_VERSION_PATCH 0
 
 
 #endif