doc: Shorten a sentence

Author: KSXGitHub

README.md

@@ -60,7 +60,7 @@ The benchmark was generated by [a GitHub Workflow](https://github.com/KSXGitHub/
 
 ## Limitations
 
-* Ignorant of hard links: All hard links are counted as real files regardless of how many times it appear in the tree.
+* Ignorant of hard links: All hard links are counted as real files.
 * Do not follow symbolic links.
 * Do not differentiate filesystem: Mounted folders are counted as normal folders.
 * The runtime is optimized at the expense of binary size.