fix(node): retry rejected prev_chain_hash within a bounded submit budget; release 2.0.1

Claude-Session: https://claude.ai/code/session_01QoUjdc7HGKTsgj5GhG8HvF

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@elydora/sdk",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@elydora/sdk",
-      "version": "2.0.0",
+      "version": "2.0.1",
       "license": "MIT",
       "dependencies": {
         "@decimalturn/toml-patch": "^2.0.0",