chore(deps): bump ethers from 6.13.2 to 6.13.5 in /sdk

Bumps [ethers](https://github.com/ethers-io/ethers.js) from 6.13.2 to 6.13.5.
- [Release notes](https://github.com/ethers-io/ethers.js/releases)
- [Changelog](https://github.com/ethers-io/ethers.js/blob/main/CHANGELOG.md)
- [Commits](ethers-io/ethers.js@v6.13.2...v6.13.5)

---
updated-dependencies:
- dependency-name: ethers
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

sdk/package-lock.json

@@ -46,7 +46,7 @@
     "@scure/btc-signer": "^1.6.0",
     "bitcoin-address-validation": "^2.2.3",
     "bitcoinjs-lib": "^6.1.6",
-    "ethers": "^6.13.2",
+    "ethers": "^6.13.5",
     "viem": "^2.22.19",
     "global": "^4.4.0"
   }