Merge pull request #1923 from RichardScothern/registry-2.5-rc2

Registry 2.5.0-rc2

library/registry

@@ -6,4 +6,5 @@
 2: git://github.com/docker/distribution-library-image@5cbbc8d1e6046cef5938e3380fd2a5fbd854f921
 2.4: git://github.com/docker/distribution-library-image@5cbbc8d1e6046cef5938e3380fd2a5fbd854f921
 2.4.1: git://github.com/docker/distribution-library-image@5cbbc8d1e6046cef5938e3380fd2a5fbd854f921
-2.5.0-rc.1: git://github.com/docker/distribution-library-image@98cf3dfbb2b811d5516f5409d5d5b804a72b478d
+2.5.0-rc.2: git://github.com/docker/distribution-library-image@ac4732789b3e30a887b9f2c5bb163473cd89d0cb
+