fix(deps): update dependency @ui5/webcomponents-base to v2.12.0 (#599)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

frontend/package.json

@@ -36,7 +36,7 @@
     "@luigi-project/plugin-auth-oauth2": "2.21.3",
     "@openmfp/portal-ui-lib": "0.163.16",
     "@ui5/webcomponents-ngx": "0.4.8",
-    "@ui5/webcomponents-base": "2.11.0",
+    "@ui5/webcomponents-base": "2.12.0",
     "@ui5/webcomponents-fiori": "2.11.0",
     "@ui5/webcomponents-icons": "2.11.0",
     "jmespath": "0.16.0",