fix: remove personal contact from public metadata

Replace the individual email reference in public plugin metadata and submission copy so the public repository only points to shared LeadMagic contact channels.

Made-with: Cursor

Author: jesseoue

.cursor-plugin/plugin.json

@@ -4,7 +4,7 @@
 	"version": "0.1.0",
 	"description": "Official LeadMagic plugin for Cursor with hosted MCP-powered B2B enrichment, contact discovery, company intelligence, and GTM signal research.",
 	"author": {
-		"name": "LeadMagic",
+		"name": "LeadMagic"
 	},
 	"homepage": "https://leadmagic.io",
 	"repository": "https://github.com/LeadMagic/leadmagic-cursor-plugin",