Use new locations for commons IO.

Change-Id: I09c6815abffbe25c96c14e2869b8aafa3be99676
diff --git a/BUILD b/BUILD
index 41089c6..7ba3d26 100644
--- a/BUILD
+++ b/BUILD
@@ -14,7 +14,7 @@
     ],
     resources = glob(["src/main/resources/**/*"]),
     deps = [
-        "//lib:commons-io",
+        "//lib/commons:io",
     ],
 )