webdriver: cargo: bump cookie dependency to 0.9 (#104)

Fixes: #103
Source-Repo: https://github.com/mozilla/webdriver-rust
Source-Revision: 107a60caf001239e69a14fed292f9177e3279e81

committer: Andreas Tolfsen <ato@sny.no>

--HG--
extra : subtree_source : http%3A//tristan.corp.lon2.mozilla.com%3A8000
extra : subtree_revision : 19bf1ffcae926e21f250c667a38234ed33c5f61b

testing/webdriver/Cargo.toml

@@ -11,7 +11,7 @@ license = "MPL-2.0"
 
 [dependencies]
 backtrace = "0.3"
-cookie = {version = "0.6", default-features = false}
+cookie = {version = "0.9", default-features = false}
 hyper = "0.10"
 log = "0.3"
 regex = "0.2"