Finish converting most of the undeprecated api to jspecify

patches/api/Add-EntityDyeEvent-and-CollarColorable-interface.patch

@@ -14,11 +14,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +
 +import org.bukkit.DyeColor;
 +import org.bukkit.entity.LivingEntity;
-+import org.jetbrains.annotations.NotNull;
++import org.jspecify.annotations.NullMarked;
 +
 +/**
 + * Entities that can have their collars colored.
 + */
++@NullMarked
 +public interface CollarColorable extends LivingEntity {
 +
 +    /**
@@ -26,14 +27,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +     *
 +     * @return the color of the collar
 +     */
-+    @NotNull DyeColor getCollarColor();
++    DyeColor getCollarColor();
 +
 +    /**
 +     * Set the collar color of this entity
 +     *
 +     * @param color the color to apply
 +     */
-+    void setCollarColor(@NotNull DyeColor color);
++    void setCollarColor(DyeColor color);
 +}
 diff --git a/src/main/java/io/papermc/paper/event/entity/EntityDyeEvent.java b/src/main/java/io/papermc/paper/event/entity/EntityDyeEvent.java
 new file mode 100644