Fix tiny typo (#31)

src/main.c

@@ -26,7 +26,7 @@ int main ()
 	Texture wabbit = LoadTexture("wabbit_alpha.png");
 	
 	// game loop
-	while (!WindowShouldClose())		// run the loop untill the user presses ESCAPE or presses the Close button on the window
+	while (!WindowShouldClose())		// run the loop until the user presses ESCAPE or presses the Close button on the window
 	{
 		// drawing
 		BeginDrawing();