fix(server): avoid server error for invalid email data type (#10978)

* fix(server): avoid server error for invalid email data type

* add e2e test

* fix e2e

e2e/src/responses.ts

@@ -61,6 +61,12 @@ export const errorDto = {
     message: 'The server already has an admin',
     correlationId: expect.any(String),
   },
+  invalidEmail: {
+    error: 'Bad Request',
+    statusCode: 400,
+    message: ['email must be an email'],
+    correlationId: expect.any(String),
+  },
 };
 
 export const signupResponseDto = {