fix: Dockerfile.initialize to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-ALPINE323-ZLIB-15435529
- https://snyk.io/vuln/SNYK-ALPINE323-MUSL-16008603
- https://snyk.io/vuln/SNYK-ALPINE323-MUSL-16008603
- https://snyk.io/vuln/SNYK-ALPINE323-MUSL-16032072
- https://snyk.io/vuln/SNYK-ALPINE323-MUSL-16032072

Dockerfile.initialize

@@ -16,7 +16,7 @@ RUN if [ "$TARGETARCH" = "arm64" ]; then \
 COPY . /build
 RUN go build -ldflags "-s" -o paralus-init scripts/initialize/main.go
 
-FROM alpine:latest AS runtime
+FROM alpine:3.23.4 AS runtime
 LABEL description="Run container"
 WORKDIR /usr/bin
 COPY --from=build /build/paralus-init /usr/bin/paralus-init