Add the home page url of the ICU project to the credit file.

Add the home page url of the ICU project to the credit file. 



Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=7550

[Glen Murphy, 2009-01-05 19:31:20]

LGTM