build(deps): bump elliptic from 6.5.4 to 6.5.7

Bumps [elliptic](https://github.com/indutny/elliptic) from 6.5.4 to 6.5.7.
- [Commits](indutny/elliptic@v6.5.4...v6.5.7)

---
updated-dependencies:
- dependency-name: elliptic
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -94,7 +94,7 @@
     "aes-js": "3.1.2",
     "bech32": "2.0.0",
     "bn.js": "^5.2.1",
-    "elliptic": "6.5.4",
+    "elliptic": "6.5.7",
     "hash.js": "1.1.7",
     "js-sha3": "0.9.2",
     "scrypt-js": "3.0.1",