Fix upstream nullability on entity equipment getters (#6519)

patches/api/0150-Mob-Pathfinding-API.patch

@@ -230,7 +230,7 @@ index 0000000000000000000000000000000000000000..e2a6f9c3881ff9d7373ac30e60009200
 +    }
 +}
 diff --git a/src/main/java/org/bukkit/entity/Mob.java b/src/main/java/org/bukkit/entity/Mob.java
-index be9334a8b5fba9181ad63c211697e798be63da25..b132287817d35579ca5128a1ed5c242bf229771a 100644
+index 0514a141cb93a650be38c63d4336d46e4304f4b6..cc30b4e22ee238de13f031398fc566f4123694ff 100644
 --- a/src/main/java/org/bukkit/entity/Mob.java
 +++ b/src/main/java/org/bukkit/entity/Mob.java
 @@ -1,6 +1,7 @@
@@ -241,19 +241,17 @@ index be9334a8b5fba9181ad63c211697e798be63da25..b132287817d35579ca5128a1ed5c242b
  import org.jetbrains.annotations.Nullable;
  
  /**
-@@ -8,6 +9,15 @@ import org.jetbrains.annotations.Nullable;
-  */
- public interface Mob extends LivingEntity, Lootable {
- 
-+    // Paper start
+@@ -11,6 +12,13 @@ public interface Mob extends LivingEntity, Lootable {
+     // Paper start
+     @Override
+     org.bukkit.inventory.@org.jetbrains.annotations.NotNull EntityEquipment getEquipment();
++
 +    /**
 +     * Enables access to control the pathing of an Entity
 +     * @return Pathfinding Manager for this entity
 +     */
 +    @NotNull
 +    com.destroystokyo.paper.entity.Pathfinder getPathfinder();
-+    // Paper end
-+
+     // Paper end
      /**
       * Instructs this Mob to set the specified LivingEntity as its target.
-      * <p>