Minor SponsorBlock fix

Model/Player/Backends/MPVBackend.swift

@@ -129,7 +129,7 @@ final class MPVBackend: PlayerBackend {
 
                 if !preservingTime,
                    let segment = self.model.sponsorBlock.segments.first,
-                   segment.start > 4,
+                   segment.end < 4,
                    self.model.lastSkipped.isNil
                 {
                     self.seek(to: segment.endTime) { finished in

Model/Player/PlayerSponsorBlock.swift

@@ -24,7 +24,7 @@ extension PlayerModel {
         }
 
         if let segmentToSkip = nextSegments.last(where: { $0.endTime <= playerItemDuration ?? .zero }),
-           self.shouldSkip(segmentToSkip, at: time)
+           shouldSkip(segmentToSkip, at: time)
         {
             skip(segmentToSkip, at: time)
         }
@@ -51,7 +51,7 @@ extension PlayerModel {
         guard isPlaying,
               !restoredSegments.contains(segment),
               Defaults[.sponsorBlockCategories].contains(segment.category),
-              segment.start > 4
+              segment.end < 4
         else {
             return false
         }