<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_include_files():
 """"Get the list of trust stores so they properly packaged when doing a cx_freeze build. """

    plugin_data_files = []
    trust_stores_pem_path = path.join(root_path, 'sslyze', 'plugins', 'utils', 'trust_store', 'pem_files')
    for file in listdir(trust_stores_pem_path):
        file = path.join(trust_stores_pem_path, file)
        if path.isfile(file):  # skip directories
            filename = path.basename(file)
            plugin_data_files.append((file, path.join('pem_files', filename)))
    return plugin_data_files