fix(): add compatibility with keycloak-js v20

Author: JoseGoncalves

package-lock.json

@@ -42,7 +42,7 @@
   "license": "Apache-2.0",
   "peerDependencies": {
     "jwt-decode": "^3.1.2",
-    "keycloak-js": "^21.1.2 || ^22.0.3",
+    "keycloak-js": "^20.0.5 || ^21.1.2 || ^22.0.3",
     "vue": "^3.2.45"
   },
   "devDependencies": {