Use cpjk/canary for latest master

Author: quexpl

README.md

@@ -16,15 +16,15 @@ For the latest master:
 
 ```elixir
 defp deps do
-  {:canary, github: "runhyve/canary"}
+  {:canary, github: "cpjk/canary"}
 end
 ```
 
 For the latest release:
 
 ```elixir
 defp deps do
-  {:canary, "~> 1.1.1"}
+  {:canary, "~> 1.2.1"}
 end
 ```