changes validation on student email optional

Author: net8floz

src/views/Accounts/Register/index.vue

@@ -162,7 +162,9 @@ export default {
  studentEmail: {
  label: "Student's E-mail Address (optional)",
  type: "email",
- value: ""
+ rules: [
+ v => !v || validateEmail(v) || "Please provide a valid e-mail"
+ ]
  },
  password: {
  label: "Password",