Fix comments

src/main.c

@@ -34,13 +34,13 @@ int main(int argc, char *argv[]) {
     gfx_clear(canvas, COLOR_BLACK);
     draw_charges(canvas, charges, num_charges, x0, x1, y0, y1);
 
-    // Default strategy.
+    // // Default strategy.
     // int num_points = 100;
     // for (int i = 0; i < num_points; i += 1) {
     //     draw_field_lines(canvas, charges, num_charges, dx, vector2_create(rand_one(), rand_one()), x0, x1, y0, y1);
     // }
 
-    // Alternative strategy 1.
+    // // Alternative strategy 1.
     // for (int32_t i = 1; i < SCREEN_HEIGHT; i += 1) {
     //     for (int32_t j = 1; j < SCREEN_WIDTH; j += 1) {
     //         double x = 1.0 / (SCREEN_WIDTH * .05) * j;