docs: add chocolatey installation method

Resolves go-task#683

docs/installation.md

@@ -25,6 +25,15 @@ right:
 sudo snap install task --classic
 ```
 
+#### **Chocolatey**
+
+If you're on Windows and have [Chocolatey][scoop] installed, getting
+Task is as simple as running:
+
+```bash
+choco install go-task
+```
+
 #### **Scoop**
 
 If you're on Windows and have [Scoop][scoop] installed, use `extras` bucket
@@ -150,4 +159,5 @@ env GO111MODULE=on go get -u github.com/go-task/task/v3/cmd/task@latest
 [installscript]: https://github.com/go-task/task/blob/master/install-task.sh
 [releases]: https://github.com/go-task/task/releases
 [godownloader]: https://github.com/goreleaser/godownloader
+[choco]: https://chocolatey.org/
 [scoop]: https://scoop.sh/