CameraITS: Reprocess edge enhancement test

Add a test to verify edge mode is applied when set for reprocess
requests.

Bug: 20924584
Change-Id: I7ee6b0fb72590f92647cc5460648788e00421557
diff --git a/apps/CameraITS/tools/run_all_tests.py b/apps/CameraITS/tools/run_all_tests.py
index c065f12..254d65cf 100644
--- a/apps/CameraITS/tools/run_all_tests.py
+++ b/apps/CameraITS/tools/run_all_tests.py
@@ -43,15 +43,17 @@
             "test_yuv_plus_jpeg"
         ],
         "scene2":[]
+        "scene3":[]
     }
 
     # Get all the scene0 and scene1 tests, which can be run using the same
     # physical setup.
-    scenes = ["scene0", "scene1", "scene2"]
+    scenes = ["scene0", "scene1", "scene2", "scene3"]
     scene_req = {
         "scene0" : None,
         "scene1" : "A grey card covering at least the middle 30% of the scene",
         "scene2" : "A picture containing human faces"
+        "scene3" : "A chart containing sharp edges like ISO 12233"
     }
     tests = []
     for d in scenes: