Bump alpine from 3.18.2 to 3.18.3

Bumps alpine from 3.18.2 to 3.18.3.

---
updated-dependencies:
- dependency-name: alpine
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile

@@ -9,7 +9,7 @@ COPY . .
 
 RUN CGO_ENABLED=0 GOOS=linux go build -mod vendor -ldflags "-X main.Version=sources-$Version -s -w" -o monday /sources/cmd
 
-FROM alpine:3.18.2
+FROM alpine:3.18.3
 
 LABEL name="monday"
 LABEL description="A dev tool for microservice developers to run local applications and/or forward others from/to Kubernetes SSH or TCP"