chore(copilot): drop stale "Claude's loadMcpConfig" attribution

#1459 (Codex MCP nodes) extracted loadMcpConfig out of
claude/provider.ts into a shared mcp/config.ts module. Update the
applyMcpServers docblock to reflect that the helper is shared, not
Claude-specific.

Author: Daniel Scholl

packages/providers/src/community/copilot/provider.ts

@@ -201,8 +201,9 @@ function applyToolRestrictions(
 
 /**
  * Translate Archon's `nodeConfig.mcp` (JSON-file path) to Copilot's
- * `SessionConfig.mcpServers`. Reuses Claude's `loadMcpConfig` so env-var
- * expansion and missing-var detection behave consistently across providers.
+ * `SessionConfig.mcpServers`. Reuses the shared `loadMcpConfig` helper so
+ * env-var expansion and missing-var detection behave consistently across
+ * providers.
  */
 async function applyMcpServers(
   sessionConfig: SessionConfig,