Sync SDL3 wiki -> header

[ci skip]

include/SDL3/SDL_filesystem.h

@@ -373,7 +373,7 @@ extern SDL_DECLSPEC bool SDLCALL SDL_RemovePath(const char *path);
 /**
  * Rename a file or directory.
  *
- * If the file at `newpath` already exists, it will replaced.
+ * If the file at `newpath` already exists, it will be replaced.
  *
  * Note that this will not copy files across filesystems/drives/volumes, as
  * that is a much more complicated (and possibly time-consuming) operation.