[Snyk] Fix for 1 vulnerabilities

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • package.json
  • package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Issue	Breaking Change
	Timing Attack SNYK-JS-ELLIPTIC-511941	No

Commit messages

Package name: eth-crypto

The new version differs by 204 commits.

• 175261d 1.5.1
• e8fb89a Update dependency ts-node to v8.6.0
• 8002fb2 Update dependency terser-webpack-plugin to v2.3.2
• 82ba1f1 Update dependency karma-firefox-launcher to v1.3.0
• 03c5793 Update dependency ganache-cli to v6.8.1
• f8cf8d0 Update dependency mocha to v7
• 0a07fea Update dependency ethers to v4.0.42
• f779f7f Update dependency @types/bn.js to v4.11.6
• d79d1ad Update dependency bn.js to v5.1.1
• d75e1d7 Update dependency bn.js to v5.1.0
• c7dd943 Update dependency ethers to v4.0.41
• 7b670c1 Update dependency typescript to v3.7.4
• 1682b17 Update dependency eslint to v6.8.0
• fb7976a Update dependency ethereumjs-tx to v2.1.2
• 8c269dd Update dependency secp256k1 to v3.8.0
• 01fbc3d Update dependency concurrently to v5.0.2
• 636b001 Update dependency terser-webpack-plugin to v2.3.1
• ba51452 Update dependency terser-webpack-plugin to v2.3.0
• 665130b Update dependency terser-webpack-plugin to v2.2.3
• 0498064 Update dependency concurrently to v5.0.1
• 010177f Update dependency terser-webpack-plugin to v2.2.2
• 22cc4cb Update dependency typescript to v3.7.3
• 20a3242 Update dependency eslint to v6.7.2
• 2068e50 Update dependency ts-node to v8.5.4

See the full diff

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