feat: 更新链接

Author: robot

src/codeTemplates/heap.js

@@ -293,5 +293,6 @@ module.exports = {
       ],
     },
   ],
-  link: "",
+  link:
+    "https://leetcode-solution.cn/solutionDetail?url=https%3A%2F%2Fapi.github.com%2Frepos%2Fazl397985856%2Fleetcode%2Fcontents%2Fthinkings%2Fheap.md&type=1",
 };

src/codeTemplates/preSum.js

@@ -68,5 +68,5 @@ module.exports = {
       ],
     },
   ],
-  link: "",
+  link: "https://lucifer.ren/blog/2020/09/27/atMostK/",
 };