chore(deps): update kafka docker tag to v31

[renovate]

This PR contains the following updates:

Package	Update	Change
kafka (source)	major	29.3.14 -> 31.1.1

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Release Notes

bitnami/charts (kafka)

v31.1.1

• [bitnami/kafka] Release 31.1.1 (#​31139)

v31.1.0

• [bitnami/kafka] Detect non-standard images (#​30903)

v31.0.0

• [bitnami/kafka] Release 31.0.0 (#​30416)

v30.1.8

• [bitnami/kafka] Release 30.1.8 (#​30146) (fabc523), closes #​30146

v30.1.7

• [bitnami/*] Remove wrong comment about imagePullPolicy (#​30107) (a51f9e4), closes #​30107
• [bitnami/kafka] Release 30.1.7 (#​30119) (eee4d5b), closes #​30119

v30.1.6

• [bitnami/kafka] broker-list option is deprecated, change to bootstrap-server (#​29864) (2e7b0bf), closes #​29864
• Update documentation links to techdocs.broadcom.com (#​29931) (f0d9ad7), closes #​29931

v30.1.5

• [bitnami/kafka] Update default value of heapOpts to fit Kafka pod RAM limit while utilize its incr (51a574e), closes #​29670 #​29782 #​29670

v30.1.4

• Update values.yaml (#​29557) (40a12b6), closes #​29557

v30.1.3

• [bitnami/kafka] Release 30.1.3 (#​29518) (f88b375), closes #​29518

v30.1.2

• [bitnami/kafka] test: ✅ Improve reliability of ginkgo tests (#​29466) (a67fc13), closes #​29466

v30.1.1

• [bitnami/kafka] Release 30.1.1 (#​29417) (798c4df), closes #​29417

v30.1.0

• [bitnami/kafka] feature: NetworkPolicy review (#​29274) (e406f1f), closes #​29274
• [bitnami/kafka] update readme with new architecture for externalAccess services (#​29098) (5e5609c), closes #​29098

v30.0.5

• bitnami/kafka Fix pem auth with custom encrypted private key (#​28618) (96b751e), closes #​28618

v30.0.4

• [bitnami/kafka] Release 30.0.4 (#​28878) (3ff1490), closes #​28878

v30.0.3

• [bitnami/kafka] Add support IMDSv2 for getting brokerRackAwareness data (#​27921) (701467a), closes #​27921

v30.0.2

• [bitnami/kafka] Release 30.0.2 (#​28734) (b7dbfe6), closes #​28734

v30.0.1

• [bitnami/kafka] Release 30.0.1 (#​28699) (65eac83), closes #​28699
• [bitnami/kafka] Upgrade notes (#​28673) (cae42b9), closes #​28673

v30.0.0

• [bitnami/kafka] Release 30.0.0 (#​28666) (a6625ec), closes #​28666

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