fix: Pin back vue-fragment to a non-buggy version

Signed-off-by: Julius Härtl <jus@bitgrid.net>

Author: juliusknorr

package-lock.json

@@ -25,7 +25,7 @@
     "markdown-it": "^13.0.2",
     "markdown-it-task-checkbox": "^1.0.6",
     "vue": "^2.7.15",
-    "vue-fragment": "1.6.0",
+    "vue-fragment": "^1.5.1",
     "vue-material-design-icons": "^5.2.0",
     "vue-observe-visibility": "^1.0.0",
     "vue-router": "^3.5.3",
@@ -46,4 +46,4 @@
     "extends @nextcloud/browserslist-config"
   ],
   "version": "4.8.1"
-}
+}