Update test and build files.

tests/mal_profiling.c

@@ -0,0 +1,18 @@
+#define MAL_IMPLEMENTATION
+#include "../mini_al.h"
+
+int do_profiling__channel_routing()
+{
+
+}
+
+int main(int argc, char** argv)
+{
+    (void)argc;
+    (void)argv;
+
+    // Channel routing.
+    do_profiling__channel_routing();
+
+    return 0;
+}