Merge pull request #1597 from atsign-foundation/dependabot/docker/packages/c/sshnpd/tools/docker-1a615c0f59

build(deps): Bump alpine from `1e42bbe` to `21dc606` in /packages/c/sshnpd/tools in the docker group across 1 directory

Author: cpswan

packages/c/sshnpd/tools/Dockerfile.musl

@@ -1,7 +1,7 @@
 # Dockerfile.package
 # A dockerfile for packaging SSH No Ports releases using docker buildx
 
-FROM alpine@sha256:1e42bbe2508154c9126d48c2b8a75420c3544343bf86fd041fb7527e017a4b4a AS build
+FROM alpine@sha256:21dc6063fd678b478f57c0e13f47560d0ea4eeba26dfc947b2a4f81f686b9f45 AS build
 WORKDIR /sshnpd
 COPY . .
 RUN set -eux; \