doc: fixed doc update trigger

Signed-off-by: Frederic BIDON <fredbi@yahoo.com>

Author: fredbi

.github/workflows/update-doc.yml

@@ -11,13 +11,13 @@ on:
     paths:
     - docs/**
     - hack/doc-site/**
-    - .github/workflows/update-doc.yaml
+    - .github/workflows/update-doc.yml
 
   pull_request:
     paths:
     - docs/**
     - hack/doc-site/**
-    - .github/workflows/update-doc.yaml
+    - .github/workflows/update-doc.yml
 
 concurrency:
   group: "pages"