Changelog: typo, chromium issue id is 2276 instead of 2278

Signed-off-by: Hin-Tak Leung <htl10@users.sourceforge.net>
diff --git a/ChangeLog b/ChangeLog
index 235e409..fc9efa8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -152,7 +152,7 @@
 	Reported as
 
 	  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2270
-	  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2278
+	  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2276
 
 	* src/truetype/ttinterp.c (Ins_MDRP, _iup_worker_interpolate): Use
 	ADD_LONG and SUB_LONG.