fix(Scripts/Items): Goblin Bomb Dispenser (#7190)

- Closes #6609

data/sql/updates/pending_db_world/rev_1627743560834389300.sql

@@ -0,0 +1,5 @@
+INSERT INTO `version_db_world` (`sql_rev`) VALUES ('1627743560834389300');
+
+DELETE FROM `spell_script_names` WHERE `spell_id`=23134;
+INSERT INTO `spell_script_names` VALUES
+(23134, 'spell_item_goblin_bomb');

src/server/scripts/Pet/pet_generic.cpp

@@ -461,7 +461,7 @@ public:
                 checkTimer = 0;
                 if (Unit* target = me->SelectNearestTarget(30.0f))
                 {
-                    me->GetMotionMaster()->MoveChase(target);
+                    me->GetMotionMaster()->MoveFollow(target, 0.f, 0.f);
                     if (me->GetDistance(target) < 3.0f)
                     {
                         me->CastSpell(me, bombSpellId, false);

src/server/scripts/Spells/spell_item.cpp

@@ -4288,6 +4288,46 @@ public:
     }
 };
 
+enum GoblinBomb
+{
+    SPELL_SUMMON_GOBLIN_BOMB = 13258,
+};
+
+// 23134 - Goblin Bomb
+class spell_item_goblin_bomb : public SpellScriptLoader
+{
+public:
+    spell_item_goblin_bomb() : SpellScriptLoader("spell_item_goblin_bomb") {}
+
+    class spell_item_goblin_bomb_SpellScript : public SpellScript
+    {
+        PrepareSpellScript(spell_item_goblin_bomb_SpellScript);
+
+        bool Validate(SpellInfo const* /*spellInfo*/) override
+        {
+            return ValidateSpellInfo({ SPELL_SUMMON_GOBLIN_BOMB });
+        }
+
+        void HandleDummy(SpellEffIndex /*effIndex*/)
+        {
+            if (Unit* caster = GetCaster())
+            {
+                caster->CastSpell(caster, SPELL_SUMMON_GOBLIN_BOMB, true, GetCastItem());
+            }
+        }
+
+        void Register() override
+        {
+            OnEffectHit += SpellEffectFn(spell_item_goblin_bomb_SpellScript::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
+        }
+    };
+
+    SpellScript* GetSpellScript() const override
+    {
+        return new spell_item_goblin_bomb_SpellScript();
+    }
+};
+
 void AddSC_item_spell_scripts()
 {
     // Ours
@@ -4395,4 +4435,5 @@ void AddSC_item_spell_scripts()
     new spell_item_muisek_vessel();
     new spell_item_greatmothers_soulcatcher();
     new spell_item_eggnog();
+    new spell_item_goblin_bomb();
 }