internal/pipewire: raise Core::Sync timeout

Hopefully relieves spurious failures on a very overloaded system.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/pipewire/core.go

@@ -514,7 +514,7 @@ var ErrNotDone = errors.New("did not receive a Core::Done event targeting previo
 const (
 	// syncTimeout is the maximum duration [Core.Sync] is allowed to take before
 	// receiving [CoreDone] or failing.
-	syncTimeout = 5 * time.Second
+	syncTimeout = 10 * time.Second
 )
 
 // Sync queues a [CoreSync] message for the PipeWire server and initiates a Roundtrip.