Build(deps): Bump alpine from 3.21.2 to 3.21.3 (#3478)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Dockerfile

@@ -1,6 +1,6 @@
 # syntax = docker/dockerfile:1.4
 
-FROM alpine:3.21.2@sha256:56fa17d2a7e7f168a043a2712e63aed1f8543aeafdcee47c58dcffe38ed51099 as RUN
+FROM alpine:3.21.3@sha256:a8560b36e8b8210634f77d9f7f9efd7ffa463e380b75e2e74aff4511df3ef88c as RUN
 
 # Add runtime dependencies
 # - tzdata: Go time required external dependency eg: TRANSIP and possibly others