Bump the gradle-dependencies group in /functional-tests with 3 updates

[dependabot]

Bumps the gradle-dependencies group in /functional-tests with 3 updates: org.htmlunit:htmlunit, org.json:json and org.gauge.

Updates org.htmlunit:htmlunit from 5.2.0 to 5.3.0

Release notes

Sourced from org.htmlunit:htmlunit's releases.

HtmlUnit 5.3.0

Highlights

• Chrome/Edge 150
• CanvasRenderingContext2D got major improvements
• Update TransformerFactory and DocumentBuilderFactory configuration with FEATURE_SECURE_PROCESSING and restrict external DTD and stylesheet references to mitigate remote resource loading during XSLT transformation.
• javadoc updated and links migrated from msdn to mdn
• tons of small fixes and improvements

Please have a look at the full release notes for details about this release.

💕 Thank you to all who have contributed and to the sponsors (more sponsoring is welcome https://github.com/sponsors/rbri).

Full Changelog: HtmlUnit/htmlunit@5.2.0...5.3.0

Commits

• 23db0f1 5.3.0
• 0336aed corejs 5.3.0
• e3b841b most base libs released
• 9d3cea8 fix test
• 9545229 improved jdoc
• c86489a improved jdoc
• 7b3b4e3 small updates
• 146a674 URL: reimplement URL.createObjectURL(); some cleanup and minor adjustments
• 10788b6 URL: reimplement URL.createObjectURL() (#1150)
• 6246fc3 try to add a bit more line breaks at places where it is save
• Additional commits viewable in compare view

Updates org.json:json from 20260522 to 20260719

Release notes

Sourced from org.json:json's releases.

20260719

Pull Request	Description
#1069	pre-release-20260719 prep for next release
#1068	Max number length config for BigInteger and BigDecimal
#1067	bound BigDecimal→BigInteger expansion in objectToBigInteger (completes CVE-2026-59171 fix)
#1065	Fixes CVE-2026-59171
#1062	Refactor CDL row serialization for readability
#1061	Restore lenient jsonarray allow consecutive commas and insert null
#1058	Docs and warnings cleanup

Changelog

Sourced from org.json:json's changelog.

20260719 Fixes CVE-2026-59171 very large BigInteger, BigDecimal

Commits

• 1795e8c Merge pull request #1069 from stleary/pre-release-20260719
• da757c6 pre-release-20260719 oops forgot to update new unit tests for strict mode
• d24bc9e pre-release-20260719 initial commit
• 80efb52 Merge pull request #1068 from stleary/max-number-length-config
• 9953b76 max-number-length-config sonarqube fixes
• a28328c Merge pull request #1067 from mechko/1063-biginteger-exponent-dos
• 703ac34 #1063: add JSONParserConfiguration overloads for getBigInteger/optBigInteger
• e40d933 #1063: add comment to expected-exception catch block (SonarCloud java:S108)
• fce83c9 #1063: bound BigDecimal->BigInteger expansion in objectToBigInteger
• 90563eb 1063-option-3 parserConfig set max len
• Additional commits viewable in compare view

Updates org.gauge from 3.0.0 to 3.1.0

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