Vagrant Playbook Check Fails For Debian 10

[steelhead31]

The vagrant playbook check for Debian 10 is failing as follows.

00:04:28.066 [WARNING]: Updating cache and auto-installing missing dependency: python-apt 00:04:28.067 fatal: [127.0.0.1]: FAILED! => {"changed": false, "cmd": "apt-get update", "msg": "E: The repository 'https://deb.debian.org/debian buster-backports Release' does not have a Release file.", "rc": 100, "stderr": "E: The repository 'https://deb.debian.org/debian buster-backports Release' does not have a Release file.\n", "stderr_lines": ["E: The repository 'https://deb.debian.org/debian buster-backports Release' does not have a Release file."], "stdout": "Hit:1 https://deb.debian.org/debian buster InRelease\nHit:2 https://deb.debian.org/debian buster-updates InRelease\nIgn:3 https://deb.debian.org/debian buster-backports InRelease\nHit:4 https://security.debian.org/debian-security buster/updates InRelease\nErr:5 https://deb.debian.org/debian buster-backports Release\n 404 Not Found [IP: 151.101.162.132 443]\nReading package lists...\n", "stdout_lines": ["Hit:1 https://deb.debian.org/debian buster InRelease", "Hit:2 https://deb.debian.org/debian buster-updates InRelease", "Ign:3 https://deb.debian.org/debian buster-backports InRelease", "Hit:4 https://security.debian.org/debian-security buster/updates InRelease", "Err:5 https://deb.debian.org/debian buster-backports Release", " 404 Not Found [IP: 151.101.162.132 443]", "Reading package lists..."]}