SUSE-RU-2026:2815-1 Recommended update for apptainer

This update for apptainer contains the following fixes: Security fixes included on this update: - CVE-2026-2303: go.mongodb.org/mongo-driver: Heap Out-of-Bounds Read in GSSAPI Error Handling bsc1270529. Other fixes: - Enable building of SUID starter for SLES 15 jscPED-16347...