Add min/max validation to Number type question

Author: EkaterinaVu

src/components/QuestionTypes/NumberType.vue

@@ -21,6 +21,14 @@
 
     methods: {
       validate() {
+         if (!isNaN(this.question.min) && this.dataValue < this.question.min) {
+          return false
+        }
+
+        if (!isNaN(this.question.max) && this.dataValue > this.question.max) {
+          return false
+        }
+
         if (this.hasValue) {
           if (this.question.mask) {
             return this.validateMask()