Naming and comments

Author: evertlammerts

.github/workflows/on_external_dispatch.yml

@@ -1,3 +1,4 @@
+# External Dispatch is called by duckdb's InvokeCI -> NotifyExternalRepositories job
 name: External Dispatch
 on:
   workflow_dispatch:

.github/workflows/upload_to_pypi.yml

@@ -1,6 +1,6 @@
-name: upload_to_pypi.yml
+name: Upload Artifacts to PyPI
 on:
-  # this workflow runs after the below workflows are completed
+  # this workflow runs after the "External Dispatch" workflow is completed
   workflow_run:
     workflows: [ External Dispatch ]
     types: [ completed ]