Standardize documentation for ReadtheDocs

Relates to https://github.com/RadeonOpenCompute/rocm-docs-core/issues/330

Change-Id: Ic9370548bb8d919376b20f7e1800fe620369e69b


[ROCm/rdc commit: 5890852ff1]

projects/rdc/.github/dependabot.yml

@@ -6,7 +6,12 @@
 version: 2
 updates:
   - package-ecosystem: "pip" # See documentation for possible values
-    directory: "/docs/.sphinx" # Location of package manifests
+    directory: "/docs/sphinx" # Location of package manifests
     open-pull-requests-limit: 10
     schedule:
       interval: "daily"
+    labels:
+      - "documentation"
+      - "dependencies"
+    reviewers:
+      - "samjwu"