Update Helm release mariadb to v19

This MR contains the following updates:

Package	Update	Change
mariadb (source)	major	18.2.6 -> 19.0.5

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Release Notes

bitnami/charts (mariadb)

v19.0.5

• [bitnami/mariadb] Fix deprecation warnings in checks (#​29021)

v19.0.4

• [bitnami/mariadb] Release 19.0.4 (#​28874) (0f767f1), closes #​28874

v19.0.3

• [bitnami/mariadb] Release 19.0.3 (#​28455) (3c84a4f), closes #​28455

v19.0.2

• [bitnami/mariadb] Release 19.0.2 (#​28317) (978ae2c), closes #​28317

v19.0.1

• [bitnami/mariadb] Global StorageClass as default value (#​28050) (7319c20), closes #​28050

v19.0.0

• [bitnami/mariadb] Release 19.0.0 (#​27901) (48377c3), closes #​27901

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