fix(deps): update dependency log4js to v6.4.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
log4js (source)	6.4.0 -> 6.4.1

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Release Notes

log4js-node/log4js-node

### [`v6.4.1`](https://togithub.com/log4js-node/log4js-node/blob/HEAD/CHANGELOG.md#​641) [Compare Source](https://togithub.com/log4js-node/log4js-node/compare/v6.4.0...v6.4.1) - [bug: Fixed to startup multiprocess even when no direct appenders](https://togithub.com/log4js-node/log4js-node/pull/1162) - thanks [@​nicojs](https://togithub.com/nicojs) - [refactor: fixed eslint warnings](https://togithub.com/log4js-node/log4js-node/pull/1165) - thanks [@​peteriman](https://togithub.com/peteriman) - [improvement: additional alias for date patterns](https://togithub.com/log4js-node/log4js-node/pull/1163) - thanks [@​peteriman](https://togithub.com/peteriman) - [improvement: added emitWarning for deprecation](https://togithub.com/log4js-node/log4js-node/pull/1164) - thanks [@​peteriman](https://togithub.com/peteriman) - [type: Fixed wrong types from 6.4.0 regression](https://togithub.com/log4js-node/log4js-node/pull/1158) - thanks [@​glasser](https://togithub.com/glasser) - [chore(docs): changed author to contributors in package.json](https://togithub.com/log4js-node/log4js-node/pull/1153) - thanks [@​peteriman](https://togithub.com/peteriman) - [chore(deps): bump node-fetch from 2.6.6 to 2.6.7](https://togithub.com/log4js-node/log4js-node/pull/1167) - thanks [@​Dependabot](https://togithub.com/dependabot) - [chore(deps-dev): bump typescript from 4.5.4 to 4.5.5](https://togithub.com/log4js-node/log4js-node/pull/1166) - thanks [@​peteriman](https://togithub.com/peteriman)

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