fix: build - lock deps

package.json

@@ -36,7 +36,7 @@
     "core-js": "^3.16.0",
     "esprima": "^4.0.1",
     "firebase": "^8.8.1",
-    "graphql": "^15.5.1",
+    "graphql": "^15.5.0",
     "graphql-language-service-interface": "^2.8.4",
     "json-loader": "^0.5.7",
     "lodash": "^4.17.21",
@@ -45,7 +45,7 @@
     "nuxt": "^2.15.7",
     "nuxt-i18n": "^6.28.0",
     "paho-mqtt": "^1.1.0",
-    "rxjs": "^7.3.0",
+    "rxjs": "^6.0.0",
     "socket.io-client": "^4.1.3",
     "socketio-wildcard": "^2.0.0",
     "splitpanes": "^2.3.8",
@@ -67,7 +67,7 @@
     "@commitlint/config-conventional": "^13.1.0",
     "@nuxt/types": "^2.15.7",
     "@nuxt/typescript-build": "^2.1.0",
-    "@nuxtjs/color-mode": "^2.1.1",
+    "@nuxtjs/color-mode": "^2.0.10",
     "@nuxtjs/dotenv": "^1.4.1",
     "@nuxtjs/eslint-config-typescript": "^6.0.1",
     "@nuxtjs/eslint-module": "^3.0.2",