update core version on SBOM page

Author: wojcik91

src/pages/sbom.astro

@@ -12,7 +12,7 @@ import FlexibleSection from "../components/FlexibleSection.astro";
 // Per-component metadata (id, name, version, repo) to build exact URLs
 interface ComponentDef { id: 'defguard' | 'defguard-client' | 'defguard-mobile' | 'defguard-proxy' | 'defguard-gateway'; name: string; version: string; repo: string; status: string }
 const COMPONENTS: ComponentDef[] = [
-  { id: 'defguard', name: 'Core', version: '1.6.3', repo: 'defguard', status: '' },
+  { id: 'defguard', name: 'Core', version: '1.6.4', repo: 'defguard', status: '' },
   { id: 'defguard-proxy', name: 'Proxy', version: '1.6.3', repo: 'proxy', status: '' },
   { id: 'defguard-gateway', name: 'Gateway', version: '1.6.3', repo: 'gateway', status: '' },
   { id: 'defguard-client', name: 'Desktop App', version: '1.6.4', repo: 'client', status: ''  },