update doc paths for workflow trigger

Signed-off-by: Karl W. Schulz <karl.schulz@amd.com>

.github/workflows/docs-2.x.yml

@@ -4,7 +4,8 @@ on:
   push:
     branches: ["docpub"]
     paths:
-      - 'src/docs'
+      - 'src/docs-2.x'
+      - 'src/docs-1.x'
       - '.github/workflows/docs-2.x.yml'
       - 'VERSION'