Remove extra quotation sign

[TomashKhamlai]

Preconditions (*)

1. No preconditions

Steps to reproduce (*)

1. No steps

Expected result (*)

1. IsEmailAvailable.php#L47

throw new GraphQlInputException(__('Email must be specified'));

2. UpdateCustomerAddress.php#L73

throw new GraphQlInputException(__('Address "id" value must be specified'));

3. UpdateCustomerAddress.php#L77

throw new GraphQlInputException(__('"input" value must be specified'));

Actual result (*)

1. IsEmailAvailable.php#L47

throw new GraphQlInputException(__('"Email should be specified'));

2. UpdateCustomerAddress.php#L73

throw new GraphQlInputException(__('Address "id" value should be specified'));

3. UpdateCustomerAddress.php#L77

throw new GraphQlInputException(__('"input" value should be specified'));

[TomashKhamlai]

@naydav, please set estimation points.

[naydav]

#695