fix: demonic partners cannot be healed with demon's dream

Closes #1166

Author: klikli-dev

src/main/java/com/klikli_dev/occultism/common/entity/spirit/demonicpartner/DemonicPartner.java

@@ -198,7 +198,7 @@ public InteractionResult mobInteract(Player pPlayer, InteractionHand pHand) {
 
             //sit/stand
             InteractionResult interactionresult = super.mobInteract(pPlayer, pHand);
-            if ((!interactionresult.consumesAction() || this.isBaby()) && this.isOwnedBy(pPlayer)) {
+            if ((!interactionresult.consumesAction() || this.isBaby()) && this.isOwnedBy(pPlayer) && itemstack.isEmpty()) {
                 this.setOrderedToSit(!this.isOrderedToSit());
                 this.jumping = false;
                 this.navigation.stop();