Relocate test jpg to invalid_images/

The test contains invalid data, move it out of the main images/ dir.

Change-Id: If8409450406beba4c8ae0dbf0203b0d9ee3ab516
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/1157258
Commit-Queue: Florin Malita <fmalita@google.com>
Auto-Submit: Florin Malita <fmalita@google.com>
Reviewed-by: Jorge Betancourt <jmbetancourt@google.com>
Commit-Queue: Jorge Betancourt <jmbetancourt@google.com>