Bump to 6.9

Change-Id: I5e74953a27a7844faf38236714166a85163f7d77
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>
diff --git a/config/common.mk b/config/common.mk
index 5b90747..ac4eddb 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 = 6.8
+PRODUCT_VERSION_MAINTENANCE = 6.9
 ifdef SLIM_BUILD_EXTRA
     SLIM_POSTFIX := -$(SLIM_BUILD_EXTRA)
 endif