feat: add plugin-manager to kui-base client

Fixes #2992

Author: starpit

clients/base/package.json

@@ -14,6 +14,7 @@
   },
   "dependencies": {
     "@kui-shell/core": "file:/tmp/kui-packs/kui-shell-core.tgz",
+    "@kui-shell/plugin-manager": "file:/tmp/kui-packs/kui-shell-plugin-manager.tgz",
     "@kui-shell/plugin-tutorials": "file:/tmp/kui-packs/kui-shell-plugin-tutorials.tgz",
     "@kui-shell/plugin-core-support": "file:/tmp/kui-packs/kui-shell-plugin-core-support.tgz"
   },