Update mariadb Docker tag to v20.5.7

[small-hack-renovate]

This PR contains the following updates:

Package	Update	Change
mariadb (source)	minor	20.2.2 -> 20.5.7

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Warning

Some dependencies could not be looked up. Check the warning logs for more information.

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Release Notes

bitnami/charts (mariadb)

v20.5.7

• [bitnami/mariadb] ⚡ ⬆️ Update dependency references (#​34201)

v20.5.6

• [bitnami/kubeapps] Deprecation followup (#​33579) (77e312c), closes #​33579
• [bitnami/mariadb] ⚡ ⬆️ Update dependency references (#​33856) (1af172a), closes #​33856

v20.5.5

• [bitnami/mariadb] ⚡ ⬆️ Update dependency references (#​33554) (018ee9e), closes #​33554

v20.5.4

• [bitnami/mariadb] chore: ♻️ ⬆️ Update common and remove k8s < 1.23 references (#​33393 (a6d3726), closes #​33393

v20.5.3

• [bitnami/mariadb] adds spec.terminationGracePeriodSeconds to mariadb (#​33168) (22790f0), closes #​33168

v20.4.3

• [bitnami/mariadb] Release 20.4.3 (#​33085) (3db392a), closes #​33085

v20.4.2

• [bitnami/*] Add tanzuCategory annotation (#​32409) (a8fba5c), closes #​32409
• [bitnami/mariadb] Release 20.4.2 (#​32557) (0d7c80d), closes #​32557

v20.4.1

• [bitnami/mariadb] hotfix: Fix issue when auth.username is not set and usePasswordFiles=true (#​32 (5cec013), closes #​32161

v20.4.0

• [bitnami/mariadb] Set usePasswordFiles=true by default (#​32110) (67bee27), closes #​32110

v20.3.1

• [bitnami/mariadb] Release 20.3.1 (#​32014) (63c32e1), closes #​32014

v20.2.4

• [bitnami/*] Use CDN url for the Bitnami Application Icons (#​31881) (d9bb11a), closes #​31881
• [bitnami/mariadb] chore(resources): Increase primary resources (#​31959) (04f85f5), closes #​31959

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