fix: 更新英文readme中的链接

Author: luzhipeng

Diff for: README.en.md

@@ -199,13 +199,13 @@ The data structures mainly includes:
 
 ### Summary of Data Structures and Algorithms
 
-- [Data Structure](./thinkings/basic-data-structure.md) (Drafts)
+- [Data Structure](./thinkings/basic-data-structure-en.md) (Drafts)
 - [Basic Algorithm](./thinkings/basic-algorithm.md)Drafts
 - [Binary Tree Traversal](./thinkings/binary-tree-traversal.md)
-- [Dynamic Programming](./thinkings/dynamic-programming.md)
+- [Dynamic Programming](./thinkings/dynamic-programming-en.md)
 - [Huffman Encode and Run Length Encode](./thinkings/run-length-encode-and-huffman-encode.md)
 - [Bloom Filter](./thinkings/bloom-filter.md)
-- [String Problems](./thinkings/string-problems.md)
+- [String Problems](./thinkings/string-problems-en.md)