refactor(maintainment): set dependency versions for prosemirror and y… (#2904)

* refactor(maintainment): set dependency versions for prosemirror and yjs to fixed versions

* refactor(docs): fix dependency versions in demos

* chore: update package-lock.json

* chore: update latest prosemirror packages

demos/package.json

@@ -14,8 +14,8 @@
     "remixicon": "^2.5.0",
     "shiki": "^0.10.0",
     "simplify-js": "^1.2.4",
-    "y-webrtc": "^10.2.2",
-    "yjs": "^13.5.26",
+    "y-webrtc": "10.2.2",
+    "yjs": "13.5.26",
     "y-prosemirror": "1.0.20",
     "lowlight": "^1.20.0"
   },