tests docs: update python3 venv packages

- Package update performed by
  1. updating pip, pip-tools, setuptools
  2. 'make test-refresh-deps' on ubuntu 22.04
  3. fixing 'make test' and 'make docs' issues
     on ubuntu 22.04
  4. 'make test-refresh-deps' on ubuntu 20.04
- Add dependency for 'make test-refresh-deps'
  to insure python venv is set up.
- Update of python formatter, black,
  caused reformating of 41 python code
  files.

Type: make

Change-Id: I7cafdf4b5189065ac57cb6b254937f6e0897a924
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
diff --git a/docs/spelling_wordlist.txt b/docs/spelling_wordlist.txt
index ef05516..1c333e4 100644
--- a/docs/spelling_wordlist.txt
+++ b/docs/spelling_wordlist.txt
@@ -410,6 +410,7 @@
 Goncalves
 govpp
 gpe
+graphviz
 gre
 grep
 grepping