feat: add a '.toIncludeSamePartialMembers()' custom matcher

[npwork]

What

Added new custom matcher toIncludeSamePartialMembers

Why

Currently only toIncludeAllPartialMembers available to match array with partial members but unfortunately you can't assert that only specified members are present.

Example:

expect([{ hello: 'world' }, { foo: 'bar', baz: 'qux' }]).toIncludeAllPartialMembers([{ foo: 'qux' }])

This assertion will pass but how can I assert that only 1 partial member with foo: 'qux' present?

For that I've added toIncludeSamePartialMembers which behaves as a toIncludeSameMembers but for partial members.

Notes

Housekeeping

• Unit tests
• Documentation is up to date
• No additional lint warnings
• Typescript definitions are added/updated where relevant

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[sam-super]

I was just coming to this repo to start on this feature - nice one!

[npwork]

@sam-super I wish maintainer could review this :/