chore(main): release 0.73.0 (#1067)

🤖 I have created a release *beep* *boop*
---


##
[0.73.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.72.0...v0.73.0)
(2026-09-01)


### Features

* **deps:** update Claude SDK
([#1066](https://github.com/agentclientprotocol/claude-agent-acp/issues/1066))
([b4e3aaa](b4e3aaa727))

---
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Co-authored-by: acp-release-bot[bot] <246668977+acp-release-bot[bot]@users.noreply.github.com>

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@agentclientprotocol/claude-agent-acp",
-  "version": "0.72.0",
+  "version": "0.73.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@agentclientprotocol/claude-agent-acp",
-      "version": "0.72.0",
+      "version": "0.73.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@agentclientprotocol/sdk": "1.4.0",