Bump golang from 1.20.1-alpine to 1.20.3-alpine

Bumps golang from 1.20.1-alpine to 1.20.3-alpine.

---
updated-dependencies:
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Dockerfile

@@ -1,7 +1,7 @@
 ###
 # Stage 1: Build go binary
 ###
-FROM golang:1.20.1-alpine AS build
+FROM golang:1.20.3-alpine AS build
 
 WORKDIR /app