package/pipewire: bump to version 0.3.32

package/pipewire: bump to version 0.3.32

- Drop second patch (already in version)
- Update license:
  https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/31d79f4c9b606218a14e4d695aaa0afb1820c9f1
- avahi is an optional dependency since
  https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/6744934734f509087df769b447185b070c82b58e
- libusb is an optional dependency since
  https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/5e0b63b149559154a6164dbc064aefc7e773c03a
- pulseaudio is an optional dependency since
  https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/44f326013b5f5e1e858ee3788fe664f802ca2523
- webrtc-audio-processing is an optional dependency since
  https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/d95870d8d3ab7fb9b91f0dbd8ae9395b1929434b
- Fix a build failure without C++ thanks to
  https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/d95870d8d3ab7fb9b91f0dbd8ae9395b1929434b

https://gitlab.freedesktop.org/pipewire/pipewire/-/blob/0.3.32/NEWS

Fixes:
 - http://autobuild.buildroot.org/results/20cd863cb3c83b85900e80de02d485b780288330

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>