Apply suggestions from code review

Co-authored-by: Rowena Jones <[email protected]>

Author: jsudraud

tutorials/get-started-kubernetes-loadbalancer/index.mdx

@@ -14,7 +14,7 @@ dates:
 ---
 <ClickableBanner
   productLogo="generic"
-  title="Deploy and scale your applications with Kubernetes Load Balancers on Scaleway."
+  title="Deploy and scale your applications with Kubernetes and Load Balancers on Scaleway."
   url="https://account.scaleway.com/register"
   label="Create your account"
 />

tutorials/install-github-actions-runner-mac/index.mdx

@@ -14,7 +14,7 @@ dates:
 ---
 <ClickableBanner
   productLogo="generic"
-  title="Automate your CI/CD workflows on macOS with GitHub Actions Runner"
+  title="Automate your CI/CD workflows on macOS with GitHub Actions Runners"
   url="https://account.scaleway.com/register"
   label="Create your account"
 />