chore(deps): bump golang from 1.19.5 to 1.20.6

Bumps golang from 1.19.5 to 1.20.6.

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

Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile

@@ -1,7 +1,7 @@
 ############################
 # STEP 1 build executable binary
 ############################
-FROM golang:1.19.5 AS builder
+FROM golang:1.20.6 AS builder
 
 WORKDIR /app