bug 1573798: geckodriver: release geckodriver 0.26.0; r=webdriver-reviewers,whimboo

Differential Revision: https://phabricator.services.mozilla.com/D48698

--HG--
extra : moz-landing-system : lando

Cargo.lock

@@ -1141,7 +1141,7 @@ dependencies = [
 
 [[package]]
 name = "geckodriver"
-version = "0.26.0-alpha.0"
+version = "0.26.0"
 dependencies = [
  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",

testing/geckodriver/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "geckodriver"
-version = "0.26.0-alpha.0"
+version = "0.26.0"
 description = "Proxy for using WebDriver clients to interact with Gecko-based browsers."
 keywords = ["webdriver", "w3c", "httpd", "mozilla", "firefox"]
 repository = "https://hg.mozilla.org/mozilla-central/file/tip/testing/geckodriver"