Support multiple guards

[sarkhan69]

support multiple guards , based on
https://stackoverflow.com/questions/78676097/how-do-i-configure-more-than-1-guard-in-a-spring-statemachine

[sarkhan69]

hello guys, I wanted to open a new PR, but eventually I got an error during pushing my changes.

Can somebody explain to me what the problem is?

ERROR: Permission to spring-projects/spring-statemachine.git denied to sarkhan69.
fatal: Could not read from remote repository.
Please make sure you have the correct access rights
and the repository exists.