Update url requirement from 1.5 to 2.3 in /vault-api

[dependabot[bot]]

Updates the requirements on url to permit the latest version.

Commits

• 35abc32 Merge pull request #791 from servo/ver_2.3.0
• 25266fc Bump url version to 2.3.0
• 587e962 Merge pull request #790 from crowlKats/remove_idna
• eaa23e5 remove IDNA feature
• a3df365 feat(url): add quirks::internal_components (#788)
• 868719d Merge pull request #734 from andrewbanchich/fix-set-host
• eb3f20d Fix setting file hosts to None
• 6e5df8f perf(idna): fast-path simple/ascii domains (#761)
• 1d307ae Merge pull request #787 from jiftoo/query-pairs-patch
• 4c5e4ee fix unclosed doctest
• Additional commits viewable in compare view

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