chore(deps): bump @babel/runtime from 7.3.1 to 7.3.4

Bumps [@babel/runtime](https://github.com/babel/babel) from 7.3.1 to 7.3.4.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.3.1...v7.3.4)

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

web3.js/package-lock.json

@@ -1377,9 +1377,9 @@
       }
     },
     "@babel/runtime": {
-      "version": "7.3.1",
-      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.3.1.tgz",
-      "integrity": "sha512-7jGW8ppV0ant637pIqAcFfQDDH1orEPGJb8aXfUozuCU3QqX7rX4DA8iwrbPrR1hcH0FTTHz47yQnk+bl5xHQA==",
+      "version": "7.3.4",
+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.3.4.tgz",
+      "integrity": "sha512-IvfvnMdSaLBateu0jfsYIpZTxAc2cKEXEMiezGGN75QcBcecDUKd3PgLAncT0oOgxKy8dd8hrJKj9MfzgfZd6g==",
       "requires": {
         "regenerator-runtime": "^0.12.0"
       },