Standardize documentation for ReadtheDocs

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

Change-Id: Ic9370548bb8d919376b20f7e1800fe620369e69b

docs/conf.py

@@ -6,9 +6,19 @@
 
 from rocm_docs import ROCmDocs
 
+
+# for PDF output on Read the Docs
+project = "ROCm Data Center Documentation"
+author = "Advanced Micro Devices, Inc."
+copyright = "Copyright (c) 2023 Advanced Micro Devices, Inc. All rights reserved."
+
+external_toc_path = "./sphinx/_toc.yml"
+
 docs_core = ROCmDocs("ROCm Data Center Documentation")
-docs_core.run_doxygen()
+docs_core.run_doxygen(doxygen_root="doxygen", doxygen_path="doxygen/xml")
 docs_core.setup()
 
+external_projects_current_project = "rdc"
+
 for sphinx_var in ROCmDocs.SPHINX_VARS:
     globals()[sphinx_var] = getattr(docs_core, sphinx_var)