Add event for handling end of addNewEntity process

Added new event 'addNewEntityProcessEnded' to PickEntity component. This event triggers form submission when 'submit_on_adding_new_entity' is enabled, ensuring proper flow control.

src/Bundle/ChillMainBundle/Resources/public/vuejs/PickEntity/PickEntity.vue

@@ -62,7 +62,7 @@ export default {
             required: false,
         }
     },
-    emits: ['addNewEntity', 'removeEntity'],
+    emits: ['addNewEntity', 'removeEntity', 'addNewEntityProcessEnded'],
     components: {
         AddPersons,
     },
@@ -121,6 +121,7 @@ export default {
           );
           this.$refs.addPersons.resetSearch(); // to cast child method
           modal.showModal = false;
+          this.$emit('addNewEntityProcessEnded');
       },
       removeEntity(entity) {
           if (!this.$props.removableIfSet) {