[deps] Fix README.chromium for axe-core

[email protected]

Fixed: 362396949
Change-Id: Ifad50e572d336f45829db25f4d6c3ce83f991dfd
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6074866
Reviewed-by: Alex Rudenko <[email protected]>
Commit-Queue: Alex Rudenko <[email protected]>
Auto-Submit: Simon Zünd <[email protected]>

Author: szuend

front_end/third_party/axe-core/README.chromium

@@ -1,8 +1,8 @@
 Name: AXE-CORE Accessibility Audit
 Short Name: axe-core
 URL: https://github.com/dequelabs/axe-core/
-Version: 0
-Date: Mon Jul 24 12:17:05 2017
+Version: N/A
+Date: 2017-07-24
 Revision: d02dba3223fefe525438330e40b5da5de81eeeb5
 License: MPL 2.0
 License File: LICENSE