chore: pin openclaw dependency to <=2026.3.13, bump version to 1.4.3

Author: largezhou

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@largezhou/ddingtalk",
-  "version": "1.4.2",
+  "version": "1.4.3",
   "description": "OpenClaw DingTalk (钉钉) channel plugin",
   "main": "index.ts",
   "type": "module",
@@ -35,12 +35,12 @@
   "devDependencies": {
     "@types/node": "^20.10.0",
     "dotenv": "^17.3.1",
-    "openclaw": "*",
+    "openclaw": "<=2026.3.13",
     "tsx": "^4.6.0",
     "typescript": "^5.3.0"
   },
   "peerDependencies": {
-    "openclaw": "*"
+    "openclaw": "<=2026.3.13"
   },
   "openclaw": {
     "extensions": [