Update Spring Boot to 3.5.x

[php-coder]

Changelogs:

• https://spring.io/blog/2025/01/23/spring-boot-3-5-0-M1-available-now
• https://spring.io/blog/2025/02/20/spring-boot-3-5-0-M2-available-now
• https://spring.io/blog/2025/03/21/spring-boot-3-5-0-M3-available-now
• https://spring.io/blog/2025/04/25/spring-boot-3-5-0-RC1-available-now
• https://spring.io/blog/2025/05/22/spring-boot-3-5-0-available-now
• https://spring.io/blog/2025/06/19/spring-boot-3-5-1-available-now
• https://spring.io/blog/2025/06/19/spring-boot-3-5-2-available-now
• https://spring.io/blog/2025/06/19/spring-boot-3-5-3-available-now
• 3.5.4
• https://spring.io/blog/2025/08/21/spring-boot-3-5-5-available-now
• https://spring.io/blog/2025/09/18/spring-boot-3-5-6-available-now

TODO:

• try to disable Liquibase analytics with spring.liquibase.analyticsEnabled: false property (see https://github.com/liquibase/liquibase/pull/6516)

Should be done after #1697