Update dependency jest to v27.0.6 (#569)

Reviewed-on: https://kolaente.dev/vikunja/frontend/pulls/569
Co-authored-by: renovate <renovatebot@kolaente.de>
Co-committed-by: renovate <renovatebot@kolaente.de>

package.json

@@ -52,7 +52,7 @@
     "eslint": "7.29.0",
     "eslint-plugin-vue": "7.12.1",
     "faker": "5.5.3",
-    "jest": "27.0.5",
+    "jest": "27.0.6",
     "sass-loader": "10.2.0",
     "vue-flatpickr-component": "8.1.6",
     "vue-notification": "1.3.20",