docker(deps): bump alpine from 3.21 to 3.23 (#21)

Bumps alpine from 3.21 to 3.23.


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Dockerfile

@@ -14,7 +14,7 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -o /soundtouch-service ./cmd/soundtouch-service
 
 # Final stage
-FROM alpine:3.21
+FROM alpine:3.23
 
 # Install necessary runtime dependencies
 RUN apk add --no-cache ca-certificates tzdata