Bump bitcore-mnemonic from 11.3.7 to 11.4.0

Bumps [bitcore-mnemonic](https://github.com/bitpay/bitcore-mnemonic) from 11.3.7 to 11.4.0.
- [Release notes](https://github.com/bitpay/bitcore-mnemonic/releases)
- [Commits](https://github.com/bitpay/bitcore-mnemonic/commits)

---
updated-dependencies:
- dependency-name: bitcore-mnemonic
  dependency-version: 11.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package.json

@@ -30,7 +30,7 @@
     "@web5/api": "^0.12.0",
     "async": "^3.2.6",
     "axios": "^1.12.2",
-    "bitcore-mnemonic": "~11.3.2",
+    "bitcore-mnemonic": "~11.4.0",
     "decimal.js": "^10.0.2",
     "dotenv": "17.2.3",
     "https-proxy-agent": "^7.0.5",