Update debian:bullseye-slim Docker digest to 530a334

Author: renovate[bot]

Dockerfile

@@ -8,7 +8,7 @@ RUN go mod download
 COPY ./ ./
 RUN go build
 
-FROM debian:bullseye-slim@sha256:75e0b7a6158b4cc911d4be07d9f6b8a65254eb8c58df14023c3da5c462335593
+FROM debian:bullseye-slim@sha256:530a3348fc4b5734ffe1a137ddbcee6850154285251b53c3425c386ea8fac77b
 WORKDIR /app
 
 RUN groupadd -g 1000 app && useradd -u 1000 -g app app