docs: Rework the startup configuration section

Type: docs

Signed-off-by: John DeNisco <jdenisco@cisco.com>
Change-Id: Ic60aac96a4aeb5532f98dfb85c776bf549c0d660
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/Makefile b/Makefile
index e5172eb..ff523ed 100644
--- a/Makefile
+++ b/Makefile
@@ -684,7 +684,7 @@
 	@($(SPHINX_SCRIPTS_DIR)/sphinx-make.sh venv)
 
 .PHONY: docs
-docs: $(DOCS_DIR) docs-venv
+docs: $(DOCS_DIR)
 	@($(SPHINX_SCRIPTS_DIR)/sphinx-make.sh html)
 
 .PHONY: docs-clean