Update lodash monorepo to v4.17.21

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
lodash (source)	4.17.15 -> 4.17.21
lodash-es (source)	4.17.15 -> 4.17.21

---

Release Notes

lodash/lodash

v4.17.21

Compare Source

v4.17.20

Compare Source

v4.17.16

Compare Source

---

Configuration

📅 Schedule: "before 2am" (UTC).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

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

---

• [ ] If you want to rebase/retry this PR, click this checkbox.

---

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