Fixs isaaclab.sh to detect isaacsim_version accurately 4.5 or >= 5.0#3139

ooctipus merged 1 commit intomainisaac-sim/IsaacLab:mainfrom

fix/isaac_lab_sh_4.5_compatibilityisaac-sim/IsaacLab:fix/isaac_lab_sh_4.5_compatibilityCopy head branch name to clipboard