chore(deps): update webhippie/alpine digest to a312f81

This PR contains the following updates:

Package	Type	Update	Change
webhippie/alpine	final	digest	`713b4ae` -> `a312f81`
webhippie/alpine	final	digest	`eaeec7c` -> `b7607b5`
webhippie/alpine	final	digest	`231fb42` -> `1340ef3`

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dockhippie / mariadb