Feature: [Support For Chinese User Config Download Mirror]

[Talbot3]

You Know , Chinese can't access github or google or other foreign in china, china goverment set a firewall to stop it.
I just hope sdkman's developer can help us. please add new feature for use sdkman's mirror download.
here i provid chinese site to test:
First Gradle Mirror:
https://mirrors.cloud.tencent.com/gradle that mirrored gradle package, such as
https://mirrors.cloud.tencent.com/gradle/gradle-8.4-bin.zip

Second Java Mirror:
https://www.injdk.cn/

Feature request

• Support Java/Gradle or other type resource mirror config

Anythin else, just connect me by email on this account.

[Talbot3]

may be , use golang rewrite this [sdkman-cli](https://github.com/sdkman/sdkman-cli) is greate