format comments

src/lv_misc/lv_circ.c

@@ -67,10 +67,10 @@ void lv_circ_next(lv_point_t * c, lv_coord_t * tmp)
     c->y++;
 
     if(*tmp <= 0) {
-        (*tmp) += 2 * c->y + 1; // Change in decision criterion for y -> y+1
+        (*tmp) += 2 * c->y + 1; /*Change in decision criterion for y -> y+1*/
     } else {
         c->x--;
-        (*tmp) += 2 * (c->y - c->x) + 1; // Change for y -> y+1, x -> x-1
+        (*tmp) += 2 * (c->y - c->x) + 1; /*Change for y -> y+1, x -> x-1*/
     }
 }