chore(container): update image golang to fbc3a21

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:alpine@sha256:436e2d978524b15498b98faa367553ba6c3655671226f500c72ceb7afb2ef0b1 AS builder
+FROM golang:alpine@sha256:fbc3a217775ee3ec2328077ad4f3681bbc2c4a812d63cc8c857c827f1e8e971f AS builder
 # UPSTREAM_VERSION can be changed, by passing `--build-arg UPSTREAM_VERSION=<new version>` during docker build
 ARG UPSTREAM_VERSION=master
 ENV UPSTREAM_VERSION=${UPSTREAM_VERSION}