fix: update default BUILD_PATH in docs_astro_deploy.yaml to 'docs'

Author: pascalinthecloud

.github/workflows/docs_astro_deploy.yaml

@@ -25,7 +25,7 @@ concurrency:
   cancel-in-progress: false
 
 env:
-  BUILD_PATH: "." # default value when not using subfolders
+  BUILD_PATH: "docs" # default value when not using subfolders
   # BUILD_PATH: subfolder