Bump golang from 1.18-alpine to 1.19-alpine in /build (#268)

* Bump golang from 1.18-alpine to 1.19.0-alpine in /build

Bumps golang from 1.18-alpine to 1.19.0-alpine.

---
updated-dependencies:
- dependency-name: golang
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

* remove patch version

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Luca Comellini <[email protected]>

Author: dependabot[bot]

build/Dockerfile

@@ -1,7 +1,7 @@
 ARG CONTAINER_VERSION=amazonlinux:2
 ARG OS_TYPE=deb_based
 
-FROM golang:1.18-alpine AS builder
+FROM golang:1.19-alpine AS builder
 WORKDIR /go/src/github.com/nginxinc/nginx-asg-sync/cmd/sync
 COPY go.mod go.sum /go/src/github.com/nginxinc/nginx-asg-sync/
 RUN go mod download