testsurround.c: add missing newline at end of file.

test/testsurround.c

@@ -160,7 +160,7 @@ main(int argc, char *argv[])
         int j;
         SDL_AudioSpec spec;
         SDL_AudioDeviceID dev;
-        
+
         if (SDL_GetAudioDeviceSpec(i, 0, &spec) != 0) {
             SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_GetAudioSpec() failed: %s\n", SDL_GetError());
             continue;
@@ -199,4 +199,5 @@ main(int argc, char *argv[])
 
     SDL_Quit();
     return 0;
-}
+}
+