netrc parsing is overly strict

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2018-10-05.17:21:24.106>
labels = ['3.10']
title = 'netrc parsing is overly strict'
updated_at = <Date 2021-05-28.19:37:40.745>
user = 'https://github.com/ianwremmel'

bugs.python.org fields:

activity = <Date 2021-05-28.19:37:40.745>
actor = 'eamanu'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = []
creation = <Date 2018-10-05.17:21:24.106>
creator = 'ianwremmel'
dependencies = []
files = []
hgrepos = []
issue_num = 34908
keywords = []
message_count = 6.0
messages = ['327155', '327201', '327204', '327453', '371754', '394680']
nosy_count = 5.0
nosy_names = ['xiang.zhang', 'eamanu', 'xtreak', 'ianwremmel', 'hober']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue34908'
versions = ['Python 3.10']