Bug 27857 proposes to add the (previously skipped) required validation to the Koha::Patron->extended_attributes setter. We need to adjust the callers so they have better handling of this new exceptions:

$ git grep '\->extended_attributes('
C4/Auth_with_ldap.pm:                    $patron->extended_attributes([$attribute->unblessed]);
Koha/Patrons/Import.pm:                    $patron->extended_attributes($patron_attributes);
Koha/Patrons/Import.pm:                    $patron->extended_attributes($patron_attributes);
members/memberentry.pl:            $patron->extended_attributes($extended_patron_attributes);
opac/opac-memberentry.pl:                $patron->extended_attributes($attributes);
t/db_dependent/Koha/Patron/Modifications.t:    $patron_modification->extended_attributes(
t/db_dependent/Koha/Patrons.t:    $patron_1->extended_attributes($attributes_for_1);
t/db_dependent/Koha/Patrons.t:        $patron_2->extended_attributes($attributes_for_2);
t/db_dependent/Koha/Pseudonymization.t:    $patron->extended_attributes($attribute_values);
t/db_dependent/Utils/Datatables_Members.t:Koha::Patrons->find( $john_doe->{borrowernumber} )->extended_attributes(
t/db_dependent/Utils/Datatables_Members.t:Koha::Patrons->find( $jane_doe->{borrowernumber} )->extended_attributes(
t/db_dependent/Utils/Datatables_Members.t:Koha::Patrons->find( $john_smith->{borrowernumber} )->extended_attributes(