Stuck dependency PRs which require spring boot 4.x.x

[iliyan-velichkov]

Here is a list of PRs which should be merged together with the spring boot upgrade to 4.x.x

• Bump org.springframework.cloud:spring-cloud-starter-gateway-server-webmvc from 4.3.2 to 5.0.0 #5518
• Bump org.springdoc:springdoc-openapi-starter-webmvc-ui from 2.8.13 to 3.0.0 #5492
• Bump spring.boot.version from 3.5.9 to 4.0.1 #5563

[iliyan-velichkov]

WIP PR: #5569