Update streams/nl.m3u

Co-authored-by: Aleksandr Statciuk <7253922+freearhey@users.noreply.github.com>

streams/nl.m3u

@@ -254,7 +254,7 @@ https://live.salto.nl/hls/malive_high.m3u8
 https://server-67.stream-server.nl:1936/Samen1TV/Samen1TV/playlist.m3u8
 #EXTINF:-1 tvg-id="SirisTV.nl",Siris TV (720p)
 https://cdn.streammy.events/siris/playout/playlist.m3u8
-#EXTINF:-1 tvg-id="sleutelstad.nl",Sleutelstad TV (720p)
+#EXTINF:-1 tvg-id="SleutelstadTV.nl",Sleutelstad TV (720p)
 https://samson.streamerr.co:8081/sleutelstad/index.m3u8
 #EXTINF:-1 tvg-id="SlotstadTV.nl",Slotstad TV (720p)
 https://d3eq9mufmyqgh4.cloudfront.net/nlpo/clr-nlpo/slotstadtv/index.m3u8