chore: add coder-sdk import path to readme (#256)

cmoog · web-flow · commit da1cf07dbd1e · 2021-03-02T15:25:14.000-06:00
diff --git a/coder-sdk/README.md b/coder-sdk/README.md
@@ -2,3 +2,9 @@
 
 `coder-sdk` is a Go client library for [Coder Enterprise](https://coder.com). 
 It is not yet stable and therefore we do not recommend depending on the current state of its public APIs. 
+
+## Usage
+
+```bash
+go get cdr.dev/coder-cli/coder-sdk
+```
