set value of checkbox to false when modal closes

js/components/submit_confirmation.js

@@ -10,6 +10,7 @@ export default {
   data: function() {
     return {
       valid: false,
+      checked: false,
     }
   },
 
@@ -17,5 +18,11 @@ export default {
     toggleValid: function() {
       this.valid = !this.valid
     },
+
+    handleClose: function() {
+      this.$root.closeModal(this.name)
+      this.checked = false
+      this.valid = false
+    },
   },
 }