Upload segformer.gif with git-lfs

.gitattributes

@@ -26,3 +26,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zstandard filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
 perf_overview.png filter=lfs diff=lfs merge=lfs -text
+segformer.gif filter=lfs diff=lfs merge=lfs -text