Add FilesApp test resource: small.jpg

Add a small 100x100px jpeg test image. No change in behavior so no new
tests, just adding a resource.

Bug: 891150
Change-Id: I3ce460b3e8778b55fdd04fd9fd63891f32b7259f
Reviewed-on: https://chromium-review.googlesource.com/c/1263515
Commit-Queue: Noel Gordon <noel@chromium.org>
Reviewed-by: Stuart Langley <slangley@chromium.org>
Cr-Commit-Position: refs/heads/master@{#596953}

ui/file_manager/integration_tests/test_util.js

@@ -458,6 +458,17 @@ var ENTRIES = {
     typeText: 'JPEG image'
   }),
 
+  smallJpeg: new TestEntryInfo({
+    type: EntryType.FILE,
+    sourceFileName: 'small.jpg',
+    targetPath: 'small.jpg',
+    mimeType: 'image/jpeg',
+    lastModifiedTime: 'Jan 18, 2038, 1:02 AM',
+    nameText: 'small.jpg',
+    sizeText: '1 KB',
+    typeText: 'JPEG image'
+  }),
+
   // An ogg file without a mime type, to confirm that file type detection using
   // file extensions works fine.
   beautiful: new TestEntryInfo({