build(deps): bump golang in /ops-bedrock

Bumps golang from 1.19.9-alpine3.16 to 1.20.4-alpine3.16.

---
updated-dependencies:
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>

ops-bedrock/Dockerfile.stateviz

-FROM golang:1.19.9-alpine3.16 as builder
+FROM golang:1.20.4-alpine3.16 as builder
 
 RUN apk add --no-cache make gcc musl-dev linux-headers git jq bash