Remove licenseUrl field from nuget packages

BPO	36174
Nosy	@pfmoore, @tjguk, @ned-deily, @zware, @zooba, @miss-islington
PRs	bpo-36174: Update nuget authoring for new license field. #12300 [3.7] bpo-36174: Update nuget authoring for new license field. (GH-12300) #12301 [2.7] bpo-36174: Update nuget authoring for new license field. (GH-12300) #12311

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

Show more details

GitHub fields:

assignee = 'https://github.com/zooba'
closed_at = <Date 2019-03-13.22:18:51.627>
created_at = <Date 2019-03-04.02:03:43.880>
labels = ['3.7', '3.8', 'OS-windows']
title = 'Remove licenseUrl field from nuget packages'
updated_at = <Date 2019-03-25.23:32:09.311>
user = 'https://github.com/zooba'

bugs.python.org fields:

activity = <Date 2019-03-25.23:32:09.311>
actor = 'ned.deily'
assignee = 'steve.dower'
closed = True
closed_date = <Date 2019-03-13.22:18:51.627>
closer = 'steve.dower'
components = ['Windows']
creation = <Date 2019-03-04.02:03:43.880>
creator = 'steve.dower'
dependencies = []
files = []
hgrepos = []
issue_num = 36174
keywords = ['patch']
message_count = 6.0
messages = ['337060', '337818', '337820', '337821', '337877', '338839']
nosy_count = 6.0
nosy_names = ['paul.moore', 'tim.golden', 'ned.deily', 'zach.ware', 'steve.dower', 'miss-islington']
pr_nums = ['12300', '12301', '12311']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = None
url = 'https://bugs.python.org/issue36174'
versions = ['Python 2.7', 'Python 3.7', 'Python 3.8']