Save more info in unlisted video endpoint

databases/_upgrade_sponsorTimes_16.sql

@@ -0,0 +1,15 @@
+BEGIN TRANSACTION;
+
+DROP TABLE "unlistedVideos";
+
+CREATE TABLE IF NOT EXISTS "unlistedVideos" (
+	"videoID"	TEXT NOT NULL,
+	"year"	TEXT NOT NULL,
+	"views"	TEXT NOT NULL,
+	"channelID"	TEXT NOT NULL,
+	"timeSubmitted"	INTEGER NOT NULL
+);
+
+UPDATE "config" SET value = 16 WHERE key = 'version';
+
+COMMIT;