Finish converting all events to jspecify annotations

patches/api/Added-PlayerDeepSleepEvent.patch

@@ -17,7 +17,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +import org.bukkit.event.HandlerList;
 +import org.bukkit.event.player.PlayerEvent;
 +import org.jetbrains.annotations.ApiStatus;
-+import org.jetbrains.annotations.NotNull;
++import org.jspecify.annotations.NullMarked;
 +
 +/**
 + * Called when a player has slept long enough
@@ -26,6 +26,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 + * Cancelling this event will prevent the player from being counted as deeply sleeping
 + * unless they exit and re-enter the bed.
 + */
++@NullMarked
 +public class PlayerDeepSleepEvent extends PlayerEvent implements Cancellable {
 +
 +    private static final HandlerList HANDLER_LIST = new HandlerList();
@@ -33,7 +34,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    private boolean cancelled;
 +
 +    @ApiStatus.Internal
-+    public PlayerDeepSleepEvent(@NotNull Player player) {
++    public PlayerDeepSleepEvent(final Player player) {
 +        super(player);
 +    }
 +
@@ -43,17 +44,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    }
 +
 +    @Override
-+    public void setCancelled(boolean cancel) {
++    public void setCancelled(final boolean cancel) {
 +        this.cancelled = cancel;
 +    }
 +
-+    @NotNull
 +    @Override
 +    public HandlerList getHandlers() {
 +        return HANDLER_LIST;
 +    }
 +
-+    @NotNull
 +    public static HandlerList getHandlerList() {
 +        return HANDLER_LIST;
 +    }