perf(store): tree-shake deepFreeze

[arturovt]

PR Checklist

• The commit message follows our guidelines: https://github.com/ngxs/store/blob/master/CONTRIBUTING.md#commit

PR Type

[x] Refactoring (no functional changes, no api changes)

Does this PR introduce a breaking change?

[ ] Yes
[x] No

[splincode]

@arturovt hello, please, trigger CI

[splincode]

really strange, why CI works for PR #1820

[arturovt]

Circle doesn't like me.

[splincode]

I really want migrate to Github Actions, it's easy for support

@arturovt @markwhitfeld what do you think?

[markwhitfeld]

@splincode Yes, I agree, although there is nothing stopping us from leveraging both.
You were going to work on this a few months back. Did you look at this at all?
ngxs-labs/platform#1

[splincode]

@markwhitfeld after moving to a new team (https://github.com/tinkoff/taiga-ui), I could not yet find the time ((