fix(deps): update dependency dj-database-url to ^0.5.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
dj-database-url (changelog)	^0.3.0 -> ^0.5.0

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Release Notes

jazzband/dj-database-url (dj-database-url)

### [`v0.5.0`](https://togithub.com/jazzband/dj-database-url/blob/HEAD/CHANGELOG.md#v050-2018-03-01) [Compare Source](https://togithub.com/jazzband/dj-database-url/compare/v0.4.2...v0.5.0) - Use str port for mssql - Added license - Add mssql to readme - Add mssql support using pyodbc - Fix RST schemas - Django expects Oracle Ports as strings - Fix IPv6 address parsing - Add testing for Python 3.6 - Revert "Add setup.cfg for wheel support" - added option of postgis backend to also add path parsing. (test added also) - Support schema definition for redshift - add redshift support - Add testing for Python 3.5 - Drop testing for Python 2.6 - Fixes issue with unix file paths being turned to lower case - add Redis support - Added SpatiaLite in README.rst ### [`v0.4.2`](https://togithub.com/jazzband/dj-database-url/compare/v0.4.1...v0.4.2) [Compare Source](https://togithub.com/jazzband/dj-database-url/compare/v0.4.1...v0.4.2) ### [`v0.4.1`](https://togithub.com/jazzband/dj-database-url/blob/HEAD/CHANGELOG.md#v041-2016-04-06) [Compare Source](https://togithub.com/jazzband/dj-database-url/compare/v0.4.0...v0.4.1) - Enable CA providing for MySQL URIs - Update Readme - Update trove classifiers - Updated setup.py description ### [`v0.4.0`](https://togithub.com/jazzband/dj-database-url/blob/HEAD/CHANGELOG.md#v040-2016-02-04) [Compare Source](https://togithub.com/jazzband/dj-database-url/compare/v0.3.0...v0.4.0) - Update readme - Fix for python3 - Handle search path config in connect url for postgres - Add tox config to ease testing against multiple Python versions - Simplified the querystring parse logic - Cleaned up querystring parsing - supports database options - Added tests for CONN_MAX_AGE - Added documentation for conn_max_age - Add in optional support for CONN_MAX_AGE - Support special characters in user, password and name fields - Add oracle support - Added support for percent-encoded postgres paths - Fixed test_cleardb_parsing test - Enable automated testing with Python 3.4 - Add URL schema examples to README - Added support for python mysql-connector

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