Fixed #1205 - AutoComplete forceSelection with Multiple overwrites selection

src/components/autocomplete/AutoComplete.vue

@@ -491,9 +491,11 @@ export default {
                     this.$refs.input.value = '';
                     this.inputTextValue = '';
                     this.$emit('clear');
+                    if(!this.multiple) {
                         this.$emit('update:modelValue', null);
                     }
                 }
+            }
         },
         isSelected(val) {
             let selected = false;