fix: pin sentry vue reporter dependency

This commit:

- Excludes @sentry/vue from automatic updates so we can check future updates
  manually
- Pin version to last known functioning version

Upgrading to a @sentry/vue version > 8.20 currently breaks the preview
in some places in the application.

RISDEV-0000

frontend/package.json

@@ -31,7 +31,7 @@
   },
   "dependencies": {
     "@codemirror/lang-xml": "^6.1.0",
-    "@sentry/vue": "^8.15.0",
+    "@sentry/vue": "8.20.0",
     "@types/lodash.sortby": "^4.7.9",
     "@types/uuid": "^10.0.0",
     "@vueuse/core": "^10.10.0",

renovate.json5

@@ -11,7 +11,7 @@
     "enabled": true,
     "automerge": true
   },
-  "ignoreDeps": ["io.spring.dependency-management", "org.springframework.boot"],
+  "ignoreDeps": ["io.spring.dependency-management", "org.springframework.boot", "@sentry/vue"],
   "packageRules": [
     {
       "matchUpdateTypes": [