cosmetics: do not use full path for local headers

libavcodec/x86/rv40dsp_init.c

@@ -26,8 +26,8 @@
  * 3,3 is bugged in the rv40 format and maps to _xy2 version
  */
 
-#include "libavcodec/x86/dsputil_mmx.h"
 #include "libavcodec/rv34dsp.h"
+#include "dsputil_mmx.h"
 
 void ff_put_rv40_chroma_mc8_mmx  (uint8_t *dst, uint8_t *src,
                                   int stride, int h, int x, int y);

libavutil/arm/float_dsp_init_arm.c

@@ -18,8 +18,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "libavutil/arm/cpu.h"
 #include "libavutil/float_dsp.h"
+#include "cpu.h"
 #include "float_dsp_arm.h"
 
 void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp)

libavutil/arm/float_dsp_init_vfp.c

@@ -18,8 +18,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "libavutil/arm/cpu.h"
 #include "libavutil/float_dsp.h"
+#include "cpu.h"
 #include "float_dsp_arm.h"
 
 void ff_vector_fmul_vfp(float *dst, const float *src0, const float *src1,