Explain the auto_reset_crashkernel option in more details
    
    Resolves: https://issues.redhat.com/browse/RHEL-17451
    Upstream: Fedora
    Conflict: None
    
    commit c752cbb2d393c9ae27475f184e2933ff65be50b1
    Author: Coiby Xu <coxu@redhat.com>
    Date:   Wed Dec 6 16:15:50 2023 +0800
    
        Explain the auto_reset_crashkernel option in more details
    
        Resolves: https://issues.redhat.com/browse/RHEL-17451
    
        Explain what factors affect the default crashkernel value and ask users
        to reset it manually if needed.
    
        Cc: Baoquan He <bhe@redhat.com>
        Cc: Jie Li <jieli@redhat.com>
        Acked-by: Baoquan He <bhe@redhat.com>
        Signed-off-by: Coiby Xu <coxu@redhat.com>
    
    Signed-off-by: Coiby Xu <coxu@redhat.com>