cephadm: remove stray config section for autopep8

The cephadm tree has dropped autopep8 in favor of black. Remove this
unused config section.

Signed-off-by: John Mulligan <[email protected]>

Author: phlogistonjohn

src/cephadm/tox.ini

@@ -21,15 +21,6 @@ exclude =
     .eggs
 statistics = True
 
-[autopep8]
-addopts =
-    --max-line-length {[flake8]max-line-length} \
-    --ignore "{[flake8]ignore}" \
-    --exclude "{[flake8]exclude}" \
-    --in-place \
-    --recursive \
-    --ignore-local-config
-
 [testenv]
 skip_install=true
 deps =