Extra tilde at the end of two commands
Reported by: vbelouso
https://access.redhat.com/documentation/en-us/openjdk/11/html/configuring_openjdk_11_on_rhel/noninteractively-selecting-systemwide-openjdk-version-on-rhel#annotations:9fc1bb1e-4c28-44eb-99fa-1aef0084c689
Merge request - [OPENJDK-607] Removed backtick at end of commands where unnecessary.