fix(deps): update dependency cron to v3.1.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
cron	3.1.3 -> 3.1.6

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Release Notes

kelektiv/node-cron (cron)

v3.1.6

Compare Source

🐛 Bug Fixes

• revert runOnce breaking changes (#​760) (7cb53ec)

⚙️ Continuous Integrations

• action: update actions/checkout action to v4 (#​755) (d0d70c6)
• action: update github/codeql-action action to v2.22.4 (#​752) (04454c3)
• action: update github/codeql-action action to v2.22.5 (#​758) (2dff183)
• action: update ossf/scorecard-action action to v2.3.1 (#​754) (41d21f1)

♻️ Chores

• deps: update dependency @​commitlint/cli to v18.2.0 (#​759) (4cb466e)
• deps: update dependency @​types/node to v20.8.8 (#​756) (361728e)
• deps: update dependency @​types/node to v20.8.9 (#​757) (e2b1bac)
• deps: update dependency @​typescript-eslint/eslint-plugin to v6.9.0 (#​753) (9cec04f)

v3.1.5

Compare Source

🐛 Bug Fixes

• detect multiple zeros as an invalid step (#​743) [skip ci] (b0bf677)
• re-add runOnce property to CronJob (#​751) (a61d8c9)

📚 Documentation

• readme: API documentation overhaul (#​716) [skip ci] (23fb0a3)

⚙️ Continuous Integrations

• action: update actions/setup-node action to v4 (#​749) (ef850f3)

♻️ Chores

• deps: update dependency @​commitlint/cli to v18 (#​747) (5ff1cf8)
• deps: update dependency sinon to v17 (#​748) (9d61ff9)
• deps: update linters (7bdc726)
• improve ossf scorecard's score (#​715) [skip ci] (1284df4)

v3.1.4

Compare Source

🐛 Bug Fixes

• run once when actual date is given to setTime (#​740) (ee54dd5)

⚙️ Continuous Integrations

• action: update actions/checkout action to v4 (#​735) (144ba67)

♻️ Chores

• deps: lock file maintenance (#​741) (6d94742)
• deps: update dependency @​types/jest to v29.5.6 (#​736) (57c0efa)
• deps: update dependency @​types/node to v20.8.7 (#​737) (21c4065)
• deps: update dependency @​typescript-eslint/eslint-plugin to v6.8.0 (#​734) (12e7487)
• deps: update tests (#​738) (3815e2a)

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[sheerlox]

hello 👋 just to let you know, we're waiting on more usage data for v3.0.0, and a few in-progress improvement PRs (especially regarding the typings since we just migrated to TypeScript).
once we're ready, I'll work on a PR to update the @nestjs/schedule codebase accordingly!

[sheerlox]

this can be closed in favor of #1461