Tweak wording + Add badge w/ number of models on the hub (#8914)

* Add badge w/ number of models on the hub

* try to apease @sgugger 😇

* not sure what this `c` was about [ci skip]

* Fix script and move stuff around

* Fix doc styling error

Co-authored-by: Sylvain Gugger <sylvain.gugger@gmail.com>

utils/style_doc.py

@@ -50,7 +50,7 @@ _re_table = re.compile(r"(\+-+)+\+\s*$")
 # Matches a code block in rst `:: `.
 _re_code_block = re.compile(r"^\s*::\s*$")
 # Matches any block of the form `.. something::` or `.. something:: bla`.
-_re_ignore = re.compile(r"^\s*\.\.\s+(\S+)\s*::\s*\S*\s*$")
+_re_ignore = re.compile(r"^\s*\.\.\s+(.*?)\s*::\s*\S*\s*$")
 # Matches comment introduction in rst.
 _re_comment = re.compile(r"\s*\.\.\s*$")
 # Matches the special tag to ignore some paragraphs.