feat(effects) add onResolveEffects lifecycle hook

[hizliemre]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/ngrx/platform/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Documentation has been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

Adds new lifecycle hook to effects. The hook can be useful when add effects manually through EffectSources.

[ ] Bugfix
[x] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] Other... Please describe:

What is the current behavior?

There is no current behavior.
Closes #3390

What is the new behavior?

class EffectWithResolveAction implements OnResolveEffects {
   ngrxOnResolveEffects() {
    return { type: '[EffectWithResolveAction] Resolve' };
  }

Does this PR introduce a breaking change?

[ ] Yes
[x] No

[netlify]

✅ Deploy Preview for ngrx-io ready!

Built without sensitive environment variables

Name	Link
🔨 Latest commit	eeefc14
🔍 Latest deploy log	https://app.netlify.com/sites/ngrx-io/deploys/626a7fb5eacd68000841e037
😎 Deploy Preview	https://deploy-preview-3391--ngrx-io.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[brandonroberts]

Thanks for the PR @hizliemre but let's discuss the use-case and if we need to add this first, as manually adding effects is more of an advanced API. Closing the PR until we discuss further in the issue.

[hizliemre]

Thanks for your attention, @brandonroberts I started a discussion, which we can discuss here #3390