Revert "Do not diff .odex files"

The bug has been fixed, .odex files are deterministic.

This reverts commit c4438d3d29389d0df0b744c339d67f4a673be96c.

Bug: 26956807
Change-Id: Iaa42dfba5cf79ee64ac20cf4f1f3a4598f4275f4
diff --git a/tools/releasetools/target_files_diff.py b/tools/releasetools/target_files_diff.py
index 196d2e8..2cf9051 100755
--- a/tools/releasetools/target_files_diff.py
+++ b/tools/releasetools/target_files_diff.py
@@ -51,10 +51,6 @@
               'RECOVERY/RAMDISK/selinux_version']:
     return True
 
-  # b/26956807 .odex files are not deterministic
-  if name.endswith('.odex'):
-    return True
-
   return False