switch to upstream iSponsorBlock

.gitmodules

@@ -1,7 +1,3 @@
-[submodule "Tweaks/iSponsorBlock"]
-	path = Tweaks/iSponsorBlock
-	url = https://github.com/qnblackcat/iSponsorBlock.git
-	branch = master
 [submodule "Tweaks/YTUHD"]
 	path = Tweaks/YTUHD
 	url = https://github.com/PoomSmart/YTUHD.git
@@ -42,3 +38,7 @@
 [submodule "Tweaks/DontEatMyContent"]
 	path = Tweaks/DontEatMyContent
 	url = https://github.com/therealFoxster/DontEatMyContent
+[submodule "Tweaks/iSponsorBlock"]
+	path = Tweaks/iSponsorBlock
+	url = https://github.com/Galactic-Dev/iSponsorBlock.git
+	branch = master