Bug 25842: Fix typo streetype in member-main-address-style.inc

Bug 25842: Fix typo streetype in member-main-address-style.inc

There are several more instances of the incorrect variable "streetype" in member-main-address-style.inc. Must be corrected with DB column name "streettype" in order to be able to set this field as mandatory.

See also :
Bug 25839 - Typo patron.streetype in member-main-address-style.inc

Test plan :
1) Add "streettype" in system preference "BorrowerMandatoryField"
2) Create a new patron
3) Without patch "Street type" field is not mandatory/required, with
   patch it is
4) Remove "streettype" from system preference "BorrowerMandatoryField"
5) Create a new patron
6) Check "Street type" field is not mandatory/required
7) Select a value and save
8) Edit again patron
9) Check value is selected

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>