Update the bazel version used by Kokoro
@@ -34,10 +34,10 @@ Getting Started
---
Clone the repository and build a sample app from source:
-- Install Bazel 0.20.0:
+- Install Bazel 0.22.0:
```shell
- $ npm install -g @bazel/bazel@0.20.0
+ $ npm install -g @bazel/bazel@0.22.0
```
(See [Install Bazel](https://bazel.build/versions/master/docs/install.html) for different platforms.)
