!171 支持@Inject("${a:${b:3}}")形式
Merge pull request !171 from tanghc/dev
update solon/src/main/java/org/noear/solon/Utils.java.
Signed-off-by: Lin <8837174+lincamus@user.noreply.gitee.com>
!172 任务:https://gitee.com/noear/solon/issues/I7BJLS
Merge pull request !172 from Lin/dev