fix filename

Author: elithrar

src/content/docs/workflows/get-started/guide.mdx

@@ -76,7 +76,7 @@ At its most basic, a step looks like this:
 
 <GitHubCode
     repo="cloudflare/workflows-starer"
-    file="src/example.ts"
+    file="src/examples.ts"
     tag="simple-workflow-example"
     commit="5b9c174fd1df3718e02544e19b8a83f3b93741ef"
     lang="ts"