Use correct location for apptainer starter

Author: ocaisa

Diff for: install_apptainer_ubuntu.sh

@@ -17,7 +17,7 @@ if [[ $(echo -e "$ubuntu_version\n23.10" | sort -V | head -n 1) == "23.10" ]]; t
 # Permit unprivileged user namespace creation for apptainer starter
 abi <abi/4.0>,
 include <tunables/global>
-profile apptainer /usr/local/libexec/apptainer/bin/starter{,-suid}
+profile apptainer /usr/libexec/apptainer/bin/starter{,-suid}
     flags=(unconfined) {
   userns,
   # Site-specific additions and overrides. See local/README for details.
@@ -26,7 +26,6 @@ profile apptainer /usr/local/libexec/apptainer/bin/starter{,-suid}
 EOF
     sudo systemctl reload apparmor
 fi
-which apptainer
 apptainer --version
 # also check whether 'singularity' command is still provided by Apptainer installation
 singularity --version