[gnome-software/gnome-3-18] Revert "overview: Increase the maximum number of tiles to 8"

[Kalev Lember <klember src gnome org>]

commit 7cc40176bc6eb4855370ecdb4696b7a9d9899a22
Author: Kalev Lember <klember redhat com>
Date:   Tue Dec 1 15:37:21 2015 +0100

    Revert "overview: Increase the maximum number of tiles to 8"
    
    This was only intended for 3.20.
    
    This reverts commit 847f935873ae0c2c1a7ddca71804511ec1c8ed11.

 src/gs-shell-overview.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-shell-overview.c b/src/gs-shell-overview.c
index 9694a3a..9bfa665 100644
--- a/src/gs-shell-overview.c
+++ b/src/gs-shell-overview.c
@@ -32,7 +32,7 @@
 #include "gs-category-tile.h"
 #include "gs-utils.h"
 
-#define N_TILES 8
+#define N_TILES 6
 
 typedef struct
 {