demos: update lnc-web depdency to v0.0.1-alpha.rc2

Author: kaloudis

demos/connect-demo/package-lock.json

@@ -3,7 +3,7 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@lightninglabs/lnc-web": "^0.0.1-alpha.rc1",
+    "@lightninglabs/lnc-web": "^0.0.1-alpha.rc2",
     "@testing-library/jest-dom": "^5.16.4",
     "@testing-library/react": "^13.3.0",
     "@testing-library/user-event": "^13.5.0",