[misc] Add hatch, ruff, pre-commit and improve dev docs (#7409)

Authored by: bashonly, seproDev, Grub4K

Co-authored-by: bashonly <88596187+bashonly@users.noreply.github.com>
Co-authored-by: sepro <4618135+seproDev@users.noreply.github.com>

yt_dlp/extractor/kaltura.py

@@ -4,18 +4,18 @@ import re
 
 from .common import InfoExtractor
 from ..compat import (
-    compat_urlparse,
     compat_parse_qs,
+    compat_urlparse,
 )
 from ..utils import (
-    clean_html,
     ExtractorError,
+    clean_html,
     format_field,
     int_or_none,
-    unsmuggle_url,
+    remove_start,
     smuggle_url,
     traverse_obj,
-    remove_start
+    unsmuggle_url,
 )