fix: should fail to create an identity

[shumkov]

Issue being fixed or feature implemented

Platform
       Identity
         should fail to create an identity with already used public key:

     AssertionError: expected undefined to equal 2

      at Context.<anonymous> (test/functional/platform/Identity.spec.js:178:41)

What was done?

• Removed duplicate npm dependencies
• Updated dependencies

How Has This Been Tested?

None

Breaking Changes

None

Checklist:

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have added or updated relevant unit/integration/functional/e2e tests
• I have made corresponding changes to the documentation

For repository code-owners and collaborators only

• I have assigned this pull request to a milestone