[docs] [issue34118] Fix some class entries in 'Built-in Functions'

Change by miss-islington <mariatta.wijaya+miss-islington@gmail.com>: ---------- pull_requests: +17198 pull_request: https://github.com/python/cpython/pull/17762 _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue34118> _______________________________________