fix: Update vue.js to v2.7

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

Author: marcelklehr

package-lock.json

@@ -36,12 +36,12 @@
 		"lodash": "4.x",
 		"nextcloud-vue-collections": "^0.11.0",
 		"sanitize-html": "2.x",
-		"vue": "^2.6.14",
+		"vue": "2.x",
 		"vue-click-outside": "^1.1.0",
 		"vue-material-design-icons": "^5.2.0",
 		"vue-router": "3.x",
 		"vue-simple-progress": "^1.1.1",
-		"vue-template-compiler": "^2.6.14",
+		"vue-template-compiler": "2.x",
 		"vuex": "^3.6.2",
 		"vuex-router-sync": "^5.0.0"
 	},