Bump for weekly 7.4

Change-Id: I6bc3d5625bad38c1f871a10607438dc74a3ecd72
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>
diff --git a/config/common.mk b/config/common.mk
index 0fd7705..2bbeccd 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -158,7 +158,7 @@
 # KitKat SlimKat freeze code
 PRODUCT_VERSION_MAJOR = 4.4.4
 PRODUCT_VERSION_MINOR = build
-PRODUCT_VERSION_MAINTENANCE = 7.2.1
+PRODUCT_VERSION_MAINTENANCE = 7.4
 ifdef SLIM_BUILD_EXTRA
     SLIM_POSTFIX := -$(SLIM_BUILD_EXTRA)
 endif