chore(deps): bump @doist/comms-sdk to 0.4.2 (#20)

Pulls in the pinned undici 7.24.8 from the SDK, avoiding the Node 26
regression in newer 7.x releases.

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: scottlovegrove

package-lock.json

@@ -51,7 +51,7 @@
     ],
     "dependencies": {
         "@doist/cli-core": "0.25.0",
-        "@doist/comms-sdk": "0.4.1",
+        "@doist/comms-sdk": "0.4.2",
         "@pnpm/tabtab": "0.5.4",
         "chalk": "5.6.2",
         "commander": "14.0.3",