chore(deps): Bump @sap/xssec from 4.11.2 to 4.12.0 (#1350)

Bumps @sap/xssec from 4.11.2 to 4.12.0.

---
updated-dependencies:
- dependency-name: "@sap/xssec"
  dependency-version: 4.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pnpm-lock.yaml

@@ -10,7 +10,7 @@
     "@sap-ai-sdk/foundation-models": "workspace:^",
     "@sap-ai-sdk/orchestration": "workspace:^",
     "express": "^5.2.1",
-    "@sap/xssec": "^4.11.2",
+    "@sap/xssec": "^4.12.0",
     "@sap/cds": "^9.5.1"
   },
   "devDependencies": {