[FEATURE REQ] Make the Spring Cloud Azure 6.0.0 beta 3 available in Spring Initlizar

[moarychan]

Context

As the Spring Boot 3.0.0.RC1 is available at https://start.spring.io/, the Spring Cloud Azure 6.0 beta 3 should be also available.

Goal

Generate a version number that adapts to the Spring boot version. For example, when Spring Boot 2.7.2 is selected, it is adapted to Spring Cloud Azure 4.x version, and if Spring Boot 3.0.0 RC1 version is selected, and it is adapted to Spring Cloud Azure 6. 0 beta 3 version number.