Update docker-golang to 1.21.6 from 1.21.5

bump · bump · commit 836af78a48f5 · 2024-01-10T16:03:51.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,5 @@
 # bump: docker-golang /FROM golang:([\d.]+)/ docker:golang|^1
-FROM golang:1.21.5-bookworm AS base
+FROM golang:1.21.6-bookworm AS base
 
 # expect is used to test cli
 RUN \
