update taler-build-scripts submodule - merchant-backoffice

commit 389b88d558c49f24338ecaea74f962c930f8262a
parent 22971f5f1f3ab7e36e2d4f0e28780a7ba7363ba4
Author: Florian Dold <florian@dold.me>
Date:   Sat, 22 Oct 2022 19:22:11 +0200

update taler-build-scripts submodule

	merchant-backoffice ZZZ: Inactive/Deprecated
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