Bump alpine from 3.17.2 to 3.17.3

Bumps alpine from 3.17.2 to 3.17.3.

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

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

Author: dependabot[bot]

Dockerfile

@@ -18,7 +18,7 @@ RUN CGO_ENABLED=0 \
   go build -v -o wait-for-pg
 
 # Copy compiled binary to clear Alpine Linux image
-FROM alpine:3.17.2
+FROM alpine:3.17.3
 WORKDIR /
 RUN apk add --no-cache ca-certificates
 COPY --from=builder /go/src/github.com/mxssl/wait-for-pg/wait-for-pg /usr/local/bin/wait-for-pg