chore(deps): update docker.io/library/golang docker tag to v1.21.6 (#164

)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Dockerfile

@@ -15,7 +15,7 @@ ENV VITE_API_BASE_URL=/api
 RUN yarn build
 
 # Build the manager binary
-FROM docker.io/library/golang:1.20.7@sha256:bc5f0b5e43282627279fe5262ae275fecb3d2eae3b33977a7fd200c7a760d6f1 as builder
+FROM docker.io/library/golang:1.21.6@sha256:76aadd914a29a2ee7a6b0f3389bb2fdb87727291d688e1d972abe6c0fa6f2ee0 as builder
 ARG TARGETOS
 ARG TARGETARCH
 ARG PACKAGE=github.com/padok-team/burrito