Release 0.31.9

• Upgrade @ehmicky/eslint-config 15.10.44 -> 15.10.45 (9f7d744)
• Upgrade ava 3.3.0 -> 3.5.0 (3592095)
• Upgrade release-it 12.6.1 -> 12.6.2 (566d568)
• Upgrade @babel/register 7.8.3 -> 7.8.6 (1e272cc)
• Upgrade @babel/preset-env 7.8.4 -> 7.8.6 (1b2dbe5)
• Upgrade eslint 7.0.0-alpha.1 -> 7.0.0-alpha.2 (4c6b92d)
• Upgrade eslint-plugin-markdown 1.0.1 -> 1.0.2 (a625668)
• Upgrade fast-glob 3.1.1 -> 3.2.2 (dcdeeb2)
• Upgrade eslint-import-resolver-node 0.3.2 -> 0.3.3 (f25d1e3)