package/pipewire: bump to version 0.3.26

Add pipewire optional dependencies/configurations.

This bump will fix a build failure with bluez plugin and gcc 10

Fixes:
 - http://autobuild.buildroot.org/results/ab2edff9ae6b67d17bee2a11098b046ad754eee1



Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>