chore(keyring-eth-hd): decrease coverage threshold (#376)

Some code was removed in #374, which reduced the total coverage.

Author: danroc

packages/keyring-eth-hd/jest.config.js

@@ -26,7 +26,7 @@ module.exports = merge(baseConfig, {
       branches: 83.87,
       functions: 100,
       lines: 95,
-      statements: 97.26,
+      statements: 97.16,
     },
   },
 });