Pydoc: add option to remove run-specific ids (addresses)

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2020-01-19.23:03:57.467>
labels = ['type-feature', '3.9', 'docs']
title = 'Pydoc: add option to remove run-specific ids (addresses)'
updated_at = <Date 2020-02-01.19:38:02.564>
user = 'https://bugs.python.org/peteroupc'

bugs.python.org fields:

activity = <Date 2020-02-01.19:38:02.564>
actor = 'terry.reedy'
assignee = 'docs@python'
closed = False
closed_date = None
closer = None
components = ['Documentation']
creation = <Date 2020-01-19.23:03:57.467>
creator = 'peteroupc'
dependencies = []
files = []
hgrepos = []
issue_num = 39391
keywords = []
message_count = 9.0
messages = ['360278', '360593', '360600', '360819', '360842', '360843', '361128', '361151', '361188']
nosy_count = 6.0
nosy_names = ['terry.reedy', 'asvetlov', 'docs@python', 'serhiy.storchaka', 'ammar2', 'peteroupc']
pr_nums = []
priority = 'normal'
resolution = None
stage = 'test needed'
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue39391'
versions = ['Python 3.9']