feat: Add random sorting, with 'sort by random'

[claremacrae]

Types of changes

Changes visible to users:

• New feature (prefix: feat - non-breaking change which adds functionality)
  • Issue/discussion:
    • Enhancement request: random sorting #359
    • Support for Sort Random and Limit #330
• Documentation (prefix: docs - improvements to any documentation content for users)

Internal changes:

• Tests (prefix: test - additions and improvements to unit tests and the smoke tests)

Description

• Add a new instruction sort by random.
• And document it

Credit:

• Thanks to @qelo for providing the implementation in Support for Sort Random and Limit #330 (reply in thread)
• Based on code in https://stackoverflow.com/a/52171480/104370

Motivation and Context

• Fix Enhancement request: random sorting #359
• Fix Support for Sort Random and Limit #330

How has this been tested?

• Adding Jest automated tests
• Manual exploratory testing
• I have also been using this algorithm in my personal vault for some months

Screenshots (if appropriate)

Checklist

• My code follows the code style of this project and passes yarn run lint.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• My change has adequate Unit Test coverage.

Terms

• My contribution follows this project's contributing guide
• I agree to follow this project's Code of Conduct

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud