chore: cleanup annotations in api adventure patch

patches/api/Improve-PortalEvents.patch

@@ -23,8 +23,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
          super(entity, from, to);
          this.searchRadius = searchRadius;
 +        this.type = org.bukkit.PortalType.CUSTOM; // Paper
-+    }
-+
+     }
+ 
 +    // Paper start
 +    public EntityPortalEvent(@NotNull Entity entity, @NotNull Location from, @Nullable Location to, int searchRadius, final @NotNull org.bukkit.PortalType portalType) {
 +        super(entity, from, to);
@@ -63,11 +63,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    @Override
 +    public void setTo(@Nullable final Location to) {
 +        super.setTo(to);
-     }
++    }
 +    // Paper end
- 
++
      /**
       * Set the Block radius to search in for available portals.
+      *
 diff --git a/src/main/java/org/bukkit/event/player/PlayerPortalEvent.java b/src/main/java/org/bukkit/event/player/PlayerPortalEvent.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/org/bukkit/event/player/PlayerPortalEvent.java