[turbo] update 'saint' extractors (#8893 #8896)

* Implements turbo.py & remove from domain pattern from saints.py
* Remove leftover commented pattern from saints.py
* Make turbo.py comply with flake8
* Add album support
* Improved metadata extracion for albums and single files & created turbo.py tests using saints.py test
* Align turbo.py extractor with flake8 rules
* Fix #class name on turbo.py tests
* Fix #category test
* Fix #category test x2
* Fix #category tests
* Fix #category tests
* Fix TurboMediaExtractor self.groups unpacking

* update basic module formatting
* replace 'saint' with 'turbo' in modules list
* remove saint extractors and tests
* update & simplify 'media' extractor
* update & simplify 'album' extractor
* update tests
* update supportedsites
* update 'category-map' & 'config-map'

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Co-authored-by: Mike Fährmann <mike_faehrmann@web.de>

gallery_dl/__init__.py

@@ -321,6 +321,7 @@ def main():
                     catmap = {
                         "coomer"       : "coomerparty",
                         "kemono"       : "kemonoparty",
+                        "turbo"        : "saint",
                         "schalenetwork": "koharu",
                         "naver-blog"   : "naver",
                         "naver-chzzk"  : "chzzk",