Bump express-validator from 6.9.2 to 6.12.1

[dependabot-preview]

Bumps express-validator from 6.9.2 to 6.12.1.

Release notes

Sourced from express-validator's releases.

v6.12.1

• #1061, #1059 - allow using readonly arrays in TypeScript

v6.12.0

• #1047, #1049 - make withMessage actually override a custom validator's message
• #1026, #1037 - add missing arguments of isAlphanumeric

v6.11.1

• #1034, #1035 - Fix publishing mistake with npm 7

v6.11.0

• #995, #999 - Make oneOf() work imperatively

v6.10.1

• #1001, #1004 - Updated dependencies

v6.10.0

• #735, #871, #948 - add migration example from v5 to v6
• #822, #974, #976 - add ability to run oneOf() imperatively
• #822, #977 - add ability to run checkSchema() imperatively
• #975 - fix objects whose toString property is not a function
• #882, #978 - add isObject validator
• #986, #987 - TypeScript - make isURL accept non-standard protocols

big kudos to @​fedeci for the many improvements! 🎉

Commits

• 690cd63 6.12.1
• 4557793 Use readonly arrays for validator options (#1061)
• 5a29d11 npm: update to lockfile v2, remove coveralls
• cbd5e13 ci: add basic github actions workflow (#1066)
• cb7860f docs: fix typo in feature-running-imperatively.md (#1067)
• ba13bfd chore(deps): bump prismjs from 1.23.0 to 1.24.0 (#1055)
• 6608d10 ci: test with node.js 15
• 6d97ec8 chore(deps): bump set-getter from 0.1.0 to 0.1.1 (#1052)
• 7c68534 6.12.0
• 88d6f01 npm: upgrade docusaurus
• Additional commits viewable in compare view

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