Update dependency @player-ui/pubsub-plugin to v0.7.3

Author: renovate[bot]

package.json

@@ -23,7 +23,7 @@
     "@plasmohq/storage": "^1.10.0",
     "@player-tools/devtools-client": "0.7.0",
     "@player-tools/devtools-types": "0.7.0",
-    "@player-ui/pubsub-plugin": "0.7.2-next.4",
+    "@player-ui/pubsub-plugin": "0.7.3",
     "@player-ui/react": "0.7.2-next.4",
     "dequal": "^2.0.3",
     "dset": "^3.1.3",