Update django-push-notifications requirement from <1.5.0,>=1.4.1 to >=1.4.1,<2.1.0

[dependabot-preview[bot]]

Updates the requirements on django-push-notifications to permit the latest version.

Changelog

Sourced from django-push-notifications's changelog.

2.0.0 (unreleased)

• BACKWARDS-INCOMPATIBLE: Drop support for Django Rest Framework < 3.7
• BACKWARDS-INCOMPATIBLE: NotificationError is now moved from __init__.py to exceptions.py
  • Import with from push_notifications.exceptions import NotificationError
• PYTHON: Add support for Python 3.7
• APNS: Drop apns_errors, use exception class name instead
• FCM: Add FCM channels support for custom notification sound on Android Oreo
• BUGFIX: Fix error when send a message and the device is not active
• BUGFIX: Fix error when APN bulk messages sent with localized keys and badge function
• BUGFIX: Fix Push failed: 403 fobidden error when sending message to Chrome WebPushDevice

1.6.1 (2019-08-16)

• Pin dependency to apns to <0.6.0 to fix a Python version incompatibility.
• Add configuration for semi-automatic releases via Jazzband.

1.6.0 (2018-01-31)

• BACKWARDS-INCOMPATIBLE: Drop support for Django < 1.11
• DJANGO: Support Django 2.0
• NEW FEATURE: Add support for WebPush

1.5.0 (2017-04-16)

• BACKWARDS-INCOMPATIBLE: Remove push_notifications.api.tastypie module. Only DRF is supported now.
• BACKWARDS-INCOMPATIBLE: Drop support for Django < 1.10
• BACKWARDS-INCOMPATIBLE: Drop support for Django Rest Framework < 3.5
• DJANGO: Support Django 1.10, 1.11
• APNS: APNS is now supported using PyAPNS2 instead of an internal implementation.
• APNS: Stricter certificate validity checks
• APNS: Allow overriding the certfile from send_message()
• APNS: Add human-readable error messages
• APNS: Support thread-id in payload
• FCM: Add support for FCM (Firebase Cloud Messaging)
• FCM: Introduce use_fcm_notification option to enforce legacy GCM payload
• GCM: Add GCM_ERROR_TIMEOUT setting
• GCM: Fix support for sending GCM messages to topic subscribers
• WNS: Add support for WNS (Windows Notification Service)
• MISC: Make get_expired_tokens available in push_notifications.utils

1.4.1 (2016-01-11)

• APNS: Increased max device token size to 100 bytes (WWDC 2015, iOS 9)
• BUGFIX: Fix an index error in the admin

1.4.0 (2015-12-13)

• BACKWARDS-INCOMPATIBLE: Drop support for Python<3.4
• DJANGO: Support Django 1.9
• GCM: Handle canonical IDs

... (truncated)

Commits

• 0a78aa8 registration_id no longer hard-coded in DeviceViewSetMixin
• eb83056 docs: Fix simple typo, optionnally -> optionally (#562)
• c610dd9 Test python 3.8 and Django 3.0 and align doc version specs (#551)
• 033839b Added setting to make registration_id fields on all device models unique (#539)
• 5b792ea Added Django 3.0 support by removing python2 support (#544)
• f0d6b79 Make unused arguments part of an asterisk parameter (#536)
• a45f71d APNs Auth Key Support (#533)
• 7009c62 Squash some warnings (#525)
• d5a372d Update README.rst
• a32f778 Support newest version of pyapns2 with backwards compatibility (#524)
• Additional commits viewable in compare view

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