VOL-4840 - docs.voltha.org edits

Makefile
patches/python_310_migration.sh
-------------------------------
   o Change log message to note venv patching by version.
   o Original message could be interpreted as explict patching of wrong version.

makefiles/lint/include.mk
-------------------------
   o Document lint targets: usage, commands, makefiles, etc.

Change-Id: I895a0a032f856632c9adf31aa634b6cbf0328cdb
diff --git a/makefiles/help/include.mk b/makefiles/help/include.mk
index 4264c52..0ff8bf4 100644
--- a/makefiles/help/include.mk
+++ b/makefiles/help/include.mk
@@ -21,13 +21,17 @@
 	@echo "Usage: $(MAKE) [options] [target] ..."
 	@echo
 	@echo '[Virtual Env]'
-	@echo '  venv           Create a python virtual environmen"
+	@echo '  venv           Create a python virtual environment'
 	@echo "  $(VENV_NAME)"
 	@echo
 	@echo '[CLEAN]'
 	@echo '  clean          Remove generated targets'
 	@echo '  sterile        clean + remove virtual env interpreter install'
 	@echo
+	@echo '[VIEW]'
+	@echo '  reload         Setup to auto-reload sphinx doc changes in browser'
+	@echo '  view-html      View generated documentation'
+	@echo
 	@echo '[HELP]'
 	@echo '  help           Display program help'
 	@echo '  help-verbose   Display additional targets and help'