build(deps-dev): update rack requirement from ~> 2 to ~> 3

[dependabot]

Updates the requirements on rack to permit the latest version.

Release notes

Sourced from rack's releases.

v3.0.7

What's Changed

• Backport "Make query parameters without = have nil values". by @​jeremyevans in rack/rack#2060

Full Changelog: rack/rack@v3.0.6.1...v3.0.7

Changelog

Sourced from rack's changelog.

[3.0.7] - 2023-03-16

• Make query parameters without = have nil values. (#2059, [@​jeremyevans])

[3.0.6.1] - 2023-03-13

• [CVE-2023-27539] Avoid ReDoS in header parsing

[3.0.6] - 2023-03-13

• Add QueryParser#missing_value for handling missing values + tests. (#2052, [@​ioquatix])

[3.0.5] - 2023-03-13

• Split form/query parsing into two steps. (#2038, @​matthewd)

[3.0.4.1] - 2023-03-02

SPEC Changes

• rack.input is now optional. (#1997, [@​ioquatix])

Changed

• rack.input is now optional, and if missing, will raise an error. Use this to fail on multipart parsing a request without an input body. (#2018, [@​ioquatix])
• Introduce module Rack::BadRequest which is included in multipart and query parser errors. (#2019, [@​ioquatix])
• MIME type for JavaScript files (.js) changed from application/javascript to text/javascript (1bd0f15)
• Add .mjs MIME type (#2057, [@​axilleas])

[3.0.4.1] - 2023-01-17

• [CVE-2022-44571] Fix ReDoS vulnerability in multipart parser
• [CVE-2022-44570] Fix ReDoS in Rack::Utils.get_byte_ranges
• [CVE-2022-44572] Forbid control characters in attributes (also ReDoS)

[3.0.4] - 2023-01-17

• Rack::Request#POST should consistently raise errors. Cache errors that occur when invoking Rack::Request#POST so they can be raised again later. (#2010, [@​ioquatix])
• Fix Rack::Lint error message for HTTP_CONTENT_TYPE and HTTP_CONTENT_LENGTH. (#2007, @​byroot)
• Extend Rack::MethodOverride to handle QueryParser::ParamsTooDeepError error. (#2006, @​byroot)

[3.0.3] - 2022-12-27

Fixed

• Rack::URLMap uses non-deprecated form of Regexp.new. (#1998, @​weizheheng)

[3.0.2] -2022-12-05

Fixed

... (truncated)

Commits

• 2429b7b Bump patch version.
• 94dd78b Update changelog.
• d38b456 Make query parameters without = have nil values (#2059) (#2060)
• 51e7a0f Merge branch '3-0-sec' into 3-0-stable
• 098d8e1 bump version
• 231ef36 Avoid ReDoS problem
• 54a9ed2 Update changelog.
• e9e9ae6 Bump patch version.
• 848c9c0 Add QueryParser#missing_value for handling missing values + tests. (#2052)
• 9f8ba5e Bump patch version.
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)