wireplumber: update for bug fixes

wireplumber: update for bug fixes

George Kiagiadakis (6):
      ci: pin pipewire to a specific working commit
      config: remove the stream from the default endpoint-link files
      config-policy: add some more debug statements
      config-policy: fix stream priority logic when the stream name comes from media.role
      config-policy: fix typo in variable check
      link-algorithm: link mono inputs to all available target ports

Julian Bouzas (4):
      core: remove unnecessary idle callback when connecting
      core: return a boolean in sync API
      tests: make sure core is connected before starting config-policy tests
      policy: store a core weak reference

Bug-AGL: SPEC-2837
Bug-AGL: SPEC-3003

Change-Id: I19a0a1580365e998600fcd6841d0c5d2fe955310
Signed-off-by: George Kiagiadakis <george.kiagiadakis@collabora.com>