build(deps): bump alpine in /cmd/cloudstack-csi-sc-syncer

Bumps alpine from 3.21 to 3.23.

---
updated-dependencies:
- dependency-name: alpine
  dependency-version: '3.23'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

cmd/cloudstack-csi-sc-syncer/Dockerfile

@@ -17,7 +17,7 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} \
     go build -ldflags "${LDFLAGS}" -o cloudstack-csi-sc-syncer ./cmd/cloudstack-csi-sc-syncer
 
-FROM alpine:3.21
+FROM alpine:3.23
 
 LABEL \
     org.opencontainers.image.description="CloudStack disk offering to Kubernetes storage class syncer" \