Bug 10605: fix encoding issue in basket email (OPAC)

Bug 10605: fix encoding issue in basket email (OPAC)

There is an encoding issue on the received mail.
Here, we have to keep the encode_qp in order not to break links (= is a
special char for email https://en.wikipedia.org/wiki/MIME#Encoded-Word).

Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Signed-off-by: Brendan Gallagher <brendan@bywatersolutions.com>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
(cherry picked from commit 4290fa60ef0fd93f1c0b51485f3b3ec74f316043)
Signed-off-by: Fridolin SOMERS <fridolin.somers@biblibre.com>
(cherry picked from commit adb91828bd95a006a0db89756dd51f3728de5034)
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>