Fix the description of --help mode - #1300

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: technote-space/get-diff-action@v6. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Unexpected input(s) 'EXCLUDE_PATTERNS', valid inputs are ['GITHUB_TOKEN', 'DOT', 'BASE', 'RELATIVE', 'DIFF_FILTER', 'FORMAT', 'ESCAPE_JSON', 'SEPARATOR', 'PATTERNS', 'MINIMATCH_OPTION_NOBRACE', 'MINIMATCH_OPTION_NOGLOBSTAR', 'MINIMATCH_OPTION_DOT', 'MINIMATCH_OPTION_NOEXT', 'MINIMATCH_OPTION_NOCASE', 'MINIMATCH_OPTION_MATCH_BASE', 'MINIMATCH_OPTION_NONEGATE', 'FILES', 'SUMMARY_INCLUDE_FILES', 'ABSOLUTE', 'SET_ENV_NAME', 'SET_ENV_NAME_FILTERED_DIFF', 'SET_ENV_NAME_MATCHED_FILES', 'SET_ENV_NAME_COUNT', 'SET_ENV_NAME_INSERTIONS', 'SET_ENV_NAME_DELETIONS', 'SET_ENV_NAME_LINES', 'DIFF_DEFAULT', 'FILTERED_DIFF_DEFAULT', 'MATCHED_FILES_DEFAULT', 'COUNT_DEFAULT', 'GET_FILE_DIFF', 'INSERTIONS_DEFAULT', 'DELETIONS_DEFAULT', 'LINES_DEFAULT', 'CHECK_ONLY_COMMIT_WHEN_DRAFT', 'SUPPRESS_ERROR']

Unexpected input(s) 'EXCLUDE_PATTERNS', valid inputs are ['GITHUB_TOKEN', 'DOT', 'BASE', 'RELATIVE', 'DIFF_FILTER', 'FORMAT', 'ESCAPE_JSON', 'SEPARATOR', 'PATTERNS', 'MINIMATCH_OPTION_NOBRACE', 'MINIMATCH_OPTION_NOGLOBSTAR', 'MINIMATCH_OPTION_DOT', 'MINIMATCH_OPTION_NOEXT', 'MINIMATCH_OPTION_NOCASE', 'MINIMATCH_OPTION_MATCH_BASE', 'MINIMATCH_OPTION_NONEGATE', 'FILES', 'SUMMARY_INCLUDE_FILES', 'ABSOLUTE', 'SET_ENV_NAME', 'SET_ENV_NAME_FILTERED_DIFF', 'SET_ENV_NAME_MATCHED_FILES', 'SET_ENV_NAME_COUNT', 'SET_ENV_NAME_INSERTIONS', 'SET_ENV_NAME_DELETIONS', 'SET_ENV_NAME_LINES', 'DIFF_DEFAULT', 'FILTERED_DIFF_DEFAULT', 'MATCHED_FILES_DEFAULT', 'COUNT_DEFAULT', 'GET_FILE_DIFF', 'INSERTIONS_DEFAULT', 'DELETIONS_DEFAULT', 'LINES_DEFAULT', 'CHECK_ONLY_COMMIT_WHEN_DRAFT', 'SUPPRESS_ERROR']