geckodriver: fixup! Update version number from release.

Source-Repo: https://github.com/mozilla/geckodriver
Source-Revision: fa355c9e94d9b5430b0e3af137fcc598276c1fc9

--HG--
extra : rebase_source : 4e5eec7b1e39a2ba39916ba7cbf05561c1ed81f9

testing/geckodriver/Cargo.lock

@@ -1,6 +1,6 @@
 [root]
 name = "wires"
-version = "0.7.0"
+version = "0.7.1"
 dependencies = [
  "argparse 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",