AudioFlinger: Move RecordBufferConverter to libaudioprocessing

Test: Recording loopback
Bug: 31015569
Change-Id: I7897d959f36ac7424544e35f47576c99a442dd54
diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index 48e09c7..f2dd884 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -32,6 +32,7 @@
 
 #include <media/nbaio/Pipe.h>
 #include <media/nbaio/PipeReader.h>
+#include <media/RecordBufferConverter.h>
 #include <audio_utils/minifloat.h>
 
 // ----------------------------------------------------------------------------