chore(deps): update golang docker tag to v1.21

renovate[bot] · web-flow · commit 28731462d219 · 2023-12-18T01:20:24.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.18 as builder
+FROM golang:1.21@sha256:2ff79bcdaff74368a9fdcb06f6599e54a71caf520fd2357a55feddd504bcaffb as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests
