Remove now obsolete "segment" attribute in tile objects in tilegrid

Signed-off-by: Clifford Wolf <clifford@clifford.at>
diff --git a/fuzzers/005-tilegrid/generate.py b/fuzzers/005-tilegrid/generate.py
index 90cb6bb..76d6b39 100644
--- a/fuzzers/005-tilegrid/generate.py
+++ b/fuzzers/005-tilegrid/generate.py
@@ -228,6 +228,10 @@
 
 database = database["tiles"]
 
+for tiledata in database.values():
+    if "segment" in tiledata:
+        del tiledata["segment"]
+
 #######################################
 # Write