package/pipewire: needs dynamic library

Since bump to version 0.3.26 in commit
a6d88d3b, pipewire needs dynamic library
support for at least spa plugins (which can be disabled) and spa tools
(which can't be disabled)

Fixes:
 - http://autobuild.buildroot.org/results/ea05fa6ca39b1ac55e301e5c11d3a62080d36e9e



Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>