[extractor/tiktok] TikTokBaseIE update api hostname
diff --git a/yt_dlp/extractor/tiktok.py b/yt_dlp/extractor/tiktok.py
index 1bbf88495e6..95223f5de95 100644
--- a/yt_dlp/extractor/tiktok.py
+++ b/yt_dlp/extractor/tiktok.py
@@ -30,7 +30,7 @@ class TikTokBaseIE(InfoExtractor):
     _WORKING_APP_VERSION = None
     _APP_NAME = 'trill'
     _AID = 1180
-    _API_HOSTNAME = 'api-h2.tiktokv.com'
+    _API_HOSTNAME = 'api16-normal-c-useast1a.tiktokv.com'
     _UPLOADER_URL_FORMAT = 'https://www.tiktok.com/@%s'
     _WEBPAGE_HOST = 'https://www.tiktok.com/'
     QUALITIES = ('360p', '540p', '720p', '1080p')

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Modified the api hostname for TikTok. Looks like TikTok only shut down or changed the previous API hostname and did not start requiring additional signatures.

Cannot run tests for some reason due to a RecursionError :), so I manually ran some of the tests.

Fixes #5688 


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