Update Helm release mariadb to v19.1.2

This MR contains the following updates:

Package	Update	Change
mariadb (source)	patch	19.1.1 -> 19.1.2

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Release Notes

bitnami/charts (mariadb)

v19.1.2

• [bitnami/mariadb] Release 19.1.2 (#​30203)

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Configuration

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