Fix file path for prometheusexporter blogpost

Author: Kausik-A

src/content/BlogPosts/blogPosts.yaml

@@ -11,7 +11,7 @@ blogs:
     date: "01-March-2023"
     body:
       "This blog post announces the removal of prometheusexporter in AWS Distro for OpenTelemetry Lambda."
-    link: "/content/Blogs/adot-lambda-remove-prometheusexporter"
+    link: "/docs/adot-lambda-remove-prometheusexporter"
 
   - title: "AWS Distro for OpenTelemetry Lambda Layers are now available with ADOT Collector v0.26.0"
     author: "Kausik Amancherla"