build: bump golang from 1.20.3-alpine to 1.20.4-alpine
Bumps golang from 1.20.3-alpine to 1.20.4-alpine.
---
updated-dependencies:
- dependency-name: golang
dependency-type: direct:production
update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>