Revert to last night.

src/utils/utils.hpp

@@ -41,6 +41,4 @@ std::string replace_with_environment_variables_like_bash(std::string str);
 
 std::string random_alphanumeric_string(int length);
 
-void make_shell_files_executable(const std::string& dir_path);
-
 } // namespace dropshell