Make parameters to the libmegapixels_aaa_set_matrix function consistent

src/aaa.c

@@ -22,7 +22,7 @@ libmegapixels_aaa_init(libmegapixels_aaa_stats *stats)
 }
 
 void
-libmegapixels_aaa_set_matrix(libmegapixels_aaa_stats *stats, const float *matrix1, const float *matrix2)
+libmegapixels_aaa_set_matrix(libmegapixels_aaa_stats *stats, const float matrix1[9], const float matrix2[9])
 {
 	for (size_t i = 0; i < 9; i++) {
 		stats->matrix1[i] = matrix1[i];