chore: update readme

Author: Denzel

README.md

@@ -49,7 +49,7 @@ require("cmake-tools").setup {
                           -- copy:      this will automatically copy compile commands file to target
                           -- lsp:       this will automatically set compile commands file location using lsp
                           -- none:      this will make this option ignored
-    target = vim.loop.cwd() -- path to directory, this is used only if action == "soft_link" or action == "copy"
+    target = vim.loop.cwd, -- path or function returning path to directory, this is used only if action == "soft_link" or action == "copy"
   },
   cmake_kits_path = nil, -- this is used to specify global cmake kits path, see CMakeKits for detailed usage
   cmake_variants_message = {