Fix typo

/github action/i -> GitHub Actions

Author: changeworld

articles/load-testing/how-to-parameterize-load-tests.md

@@ -240,7 +240,7 @@ To specify an environment variable to the load test by using the Azure portal, d
 
 If you run your load test in a CI/CD workflow, you can define environment variables in the YAML test configuration file. For more information about the syntax, see the [Test configuration YAML reference](./reference-test-config-yaml.md).
 
-Alternatively, you can directly specify environment variables in the CI/CD workflow definition. You use input parameters for the GitHub Action or Azure Pipelines task to pass environment variables to the Apache JMeter script.
+Alternatively, you can directly specify environment variables in the CI/CD workflow definition. You use input parameters for the GitHub Actions or Azure Pipelines task to pass environment variables to the Apache JMeter script.
 
 The following YAML snippet shows a GitHub Actions example:
 
@@ -286,7 +286,7 @@ No. The Azure Load Testing service doesn't store the values of secrets. When you
 
 ### What happens if I have parameters in both my YAML configuration file and the CI/CD workflow?  
 
-If a parameter exists in both the YAML configuration file and the Azure Pipelines task or GitHub Action, the Azure Pipelines task or GitHub Action value will be used for the test run.
+If a parameter exists in both the YAML configuration file and the Azure Pipelines task or GitHub Action, the Azure Pipelines task or GitHub Actions value will be used for the test run.
 
 ### I created and ran a test from my CI/CD workflow by passing parameters using the Azure Load Testing task or action. Can I run this test from the Azure portal with the same parameters?