Merge pull request #9693 from pradyunsg/start-modernising-documentation

Prepare for documentation rewrite

Author: pradyunsg

.pre-commit-config.yaml

@@ -22,7 +22,6 @@ repos:
   - id: black
     exclude: |
       (?x)
-        ^docs/|
         ^src/pip/_internal/commands|
         ^src/pip/_internal/index|
         ^src/pip/_internal/models|

MANIFEST.in

@@ -22,7 +22,7 @@ exclude noxfile.py
 
 recursive-include src/pip/_vendor *.pem
 recursive-include src/pip/_vendor py.typed
-recursive-include docs *.css *.rst *.py
+recursive-include docs *.css *.py *.rst *.md
 
 exclude src/pip/_vendor/six
 exclude src/pip/_vendor/six/moves