fix e2e tests

README.md

@@ -20,6 +20,7 @@ This action provides the following functionality for GitHub Actions runners:
 Inputs `java-version` and `distribution` are mandatory. See [Supported distributions](../README.md#Supported-distributions) section for a list of available options.
 
 ### Basic
+**Adopt OpenJDK**
 ```yaml
 steps:
 - uses: actions/checkout@v2
@@ -30,6 +31,17 @@ steps:
 - run: java -cp java HelloWorldApp
 ```
 
+**Zulu OpenJDK**
+```yaml
+steps:
+- uses: actions/checkout@v2
+- uses: actions/setup-java@v2-preview
+  with:
+    distribution: 'zulu' # See 'Supported distributions' for available options
+    java-version: '11'
+- run: java -cp java HelloWorldApp
+```
+
 #### Supported version syntax
 The `java-version` input supports an exact version or a version range using [SemVer](https://semver.org/) notation:
 - major versions: `8`, `11`, `15`