Revert "Removed DOB validation as the weird dob notation from overseas doesnt work"

This reverts commit 4d67a639f4.

[core]/esx_identity/src/components/Identity.vue

@@ -20,7 +20,10 @@ const onSubmit = (values) => {
 const schema = yup.object({
     firstname: yup.string().required('Firstname is required').min(3, 'Firstname must be at least 3 characters'),
     lastname: yup.string().required('Lastname is required').min(3, 'Lastname must be at least 3 characters'),
-    dob: yup.date().required('Date of Birth is required'),
+    dob: yup.date()
+    .required('Date of Birth is required')
+    .min(new Date("1900-01-01"), "Date is too early")
+    .max(moment().subtract(1, 'years').toDate(), "You need to be atleast 1 year old"),
     gender: yup.string().required('Gender is required'),
     height: yup.number().required('Height is required').min(120, 'Minimum height is 120cm').max(220, 'Maximum height is 220cm').typeError('Amount must be a number'),
 })