Update springDocVersion to v2.9.0 (development)

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.springdoc:springdoc-openapi-starter-webmvc-api (source)	2.8.17 → 2.9.0
org.springdoc:springdoc-openapi-starter-common (source)	2.8.17 → 2.9.0
org.springdoc:springdoc-openapi-starter-webmvc-ui (source)	2.8.17 → 2.9.0

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Release Notes

springdoc/springdoc-openapi (org.springdoc:springdoc-openapi-starter-webmvc-api)

v2.9.0: springdoc-openapi v2.9.0 released!

What's Changed

• Fix version mismatch in springdoc-openapi-tests: update sub-modules to 2.8.18-SNAPSHOT by @​ankushsurani in #​3262
• Upgrade swagger-core from version 2.2.47 to 2.2.48 by @​Mattias-Sehlstedt in #​3266
• Add mechanism to disable nullable for Kotlin properties by @​0xabadea in #​3269
• Stabilize Spring Data Page schema property order by @​dpkass in #​3281
• Upgrade swagger-core from version 2.2.48 to 2.2.49 by @​Mattias-Sehlstedt in #​3284
• Fix vulnerabilities: upgrade spring boot to 3.5.14 and swagger-ui to 5.32.5 by @​Axel-1 in #​3291

• Make WebProperties and WebMvcProperties optional in SwaggerConfig by @​seonwooj0810 in #​3292
• chore: act upon SonarQube warnings by @​Mattias-Sehlstedt in #​3306

• Upgrade Spring Boot to version 3.5.16
• Upgrade swagger-core to version 2.2.52
• Upgrade swagger-ui to version 5.32.11
• Upgrade commons-lang to version 3.20.0
• Act upon SonarQube warnings (#​3306, #​3307)

Added

• Allow request-specific Swagger UI index transformation
• Add a mechanism to disable nullable for Kotlin properties

Fixed

• #​3304 – Kotlin parent class's field is not properly marked as nullable
• #​3298 – Update Spring Boot to 3.5.16
• #​3294 – Duplicated path getting swagger-config
• #​3293 – Inconsistent OpenAPI schema naming with SNAKE_CASE: some Java record fields remain camelCase
• #​3291 – Fix vulnerabilities: upgrade Spring Boot to 3.5.14 and swagger-ui to 5.32.5
• #​3288 – Make WebProperties and WebMvcProperties optional in SwaggerConfig
• #​3281 – Stabilize Spring Data Page schema property order
• #​3274 – Description disappears from the generated JSON after upgrade to 3.0.3
• #​3270 – Validation annotation of ParameterObject property applied to PathVariable with the same name, even in unrelated endpoints
• #​3263 – Null key for a Map not allowed in JSON
• #​3262 – Fix version mismatch in springdoc-openapi-tests modules

New Contributors

• @​ankushsurani made their first contribution in #​3262
• @​0xabadea made their first contribution in #​3269
• @​dpkass made their first contribution in #​3281
• @​Axel-1 made their first contribution in #​3291

Full Changelog: springdoc/springdoc-openapi@v2.8.17...v2.9.0

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