Update dependency @pollyjs/core to v4.2.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
@pollyjs/core	devDependencies	minor	4.0.4 -> 4.2.1

---

Release Notes

netflix/pollyjs

v4.2.1

Compare Source

Bug Fixes

• adapter-node-http: Improve binary response body handling (#​329) (9466989)

v4.1.0

Compare Source

Bug Fixes

• Improve abort handling (#​320) (cc46bb4)
• Legacy persisters and adapters should register (#​325) (8fd4d19)

Features

• persister: Add disableSortingHarEntries option (#​321) (0003c0e)

4.0.4 (2020-03-21)

Bug Fixes

• Deprecates adapter & persister name in favor of id (#​310) (41dd093)
• adapter-node-http: Bump nock version (#​319) (7d361a6)

4.0.3 (2020-01-30)

Bug Fixes

• adapter-node-http: Use requestBodyBuffers to parse body (#​304) (113fec5)

4.0.2 (2020-01-29)

Bug Fixes

• core: Strict null query param handling (#​302) (5cf70aa)

4.0.1 (2020-01-25)

Bug Fixes

• ember: Config read from project root (7d6da38)

---

Renovate configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Disabled due to failing status checks.

♻️ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by WhiteSource Renovate. View repository job log here.