fix(deps): update dependency ioredis to v4.19.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
ioredis	dependencies	minor	4.17.3 -> 4.19.1
@types/ioredis	devDependencies	patch	4.17.5 -> 4.17.6

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Release Notes

luin/ioredis

v4.19.1

Compare Source

Bug Fixes

• Make sure script caches interval is cleared. [#​1215](https://togithub.com/_addedScriptHashesCleanInterval is not always cleared on redis.quit() redis/ioredis#1215)

v4.19.0

Compare Source

Bug Fixes

• Ensure delayed callbacks are always invoked. (d6e78c3)

Features

• Add autopipeline for commands and allow multi slot pipelines. (aba3c74), closes #​536

v4.18.0

Compare Source

Features

• supports commands in Redis 6.0.6 (c016265)

4.17.3 (2020-05-30)

Bug Fixes

• race conditions in Redis#disconnect() can cancel reconnection unexpectedly (6fad73b), closes #​1138 #​1007

4.17.2 (2020-05-30)

Bug Fixes

• _readyCheck INFO parser's handling of colon characters (#​1127) (38a09e1)

4.17.1 (2020-05-16)

Bug Fixes

• revert parsing username via URI due to potential breaking changes (#​1134) (225ef45)

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