shim security update

shim - 15.8-2.0.3.el7 - Set shim.ol sbat generation to 3 Orabug: 36271343 - 15.8-2.0.1.el7 - Set SBATAUTOMATICDATE to 2021030218 Orabug: 36271343 - Rebuild with Oracle certificates Orabug: 36271343 - Full list of fixed CVEs: CVE-2023-40546, CVE-2023-40547, CVE-2023-40548, CVE-2023-40549,...