all: update golang Docker tag to v1.13 (GoogleCloudPlatform#1210)

renovate-bot · web-flow · commit 8eadf3961202 · 2020-02-03T10:49:27.000-05:00
diff --git a/cloudsql/mysql/database-sql/Dockerfile b/cloudsql/mysql/database-sql/Dockerfile
@@ -15,7 +15,7 @@
 # Use the offical golang image to create a binary.
 # This is based on Debian and sets the GOPATH to /go.
 # https://hub.docker.com/_/golang
-FROM golang:1.12-buster as builder
+FROM golang:1.13-buster as builder
 
 # Create and change to the app directory.
 WORKDIR /app
