Simplify the OSS documentation deploy system (airbytehq#2670) (airbyt…

…ehq#18377)

+ Adds a placeholder for 'Deploy Docs' Github Workflow.

.github/workflows/deploy-docs-site.yml

@@ -0,0 +1,22 @@
+name: Deploy docs.airbyte.com [DUMMY workflow]
+
+on:
+  ## XXX uncomment the following when this code gets in good shape
+  #push:
+  #  branches:
+  #    - master
+  #  paths:
+  #    - 'docs/**'
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  dummy-job:
+    name: A placeholder job
+    runs-on: ubuntu-latest
+    steps:
+      - name: A placeholder step
+        shell: bash
+        run: |-
+          echo "Hello from 'Deploy Docs' workflow!"