Use negative priorities to avoid special-casing the self-include

src/audio_core/hle/dsp.cpp

@@ -2,9 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "audio_core/hle/dsp.h"
 #include <array>
 #include <memory>
+#include "audio_core/hle/dsp.h"
 #include "audio_core/hle/mixers.h"
 #include "audio_core/hle/pipe.h"
 #include "audio_core/hle/source.h"

src/audio_core/hle/filter.cpp

@@ -2,11 +2,11 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "audio_core/hle/filter.h"
 #include <array>
 #include <cstddef>
 #include "audio_core/hle/common.h"
 #include "audio_core/hle/dsp.h"
+#include "audio_core/hle/filter.h"
 #include "common/common_types.h"
 #include "common/math_util.h"
 

src/audio_core/hle/pipe.cpp

@@ -2,10 +2,10 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "audio_core/hle/pipe.h"
 #include <array>
 #include <vector>
 #include "audio_core/hle/dsp.h"
+#include "audio_core/hle/pipe.h"
 #include "common/assert.h"
 #include "common/common_types.h"
 #include "common/logging/log.h"

src/audio_core/hle/source.cpp

@@ -2,11 +2,11 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "audio_core/hle/source.h"
 #include <algorithm>
 #include <array>
 #include "audio_core/codec.h"
 #include "audio_core/hle/common.h"
+#include "audio_core/hle/source.h"
 #include "audio_core/interpolate.h"
 #include "common/assert.h"
 #include "common/logging/log.h"