- Update Dockerfiles to use the ubi9 go-toolset images. For the
releaser image, this avoids downloading the go sdk as part of the
relase process.
- Add `build-container` make target for convenience.
- Update ci-operator build root to use rhel-9 golang 1.20 image for OCP
4.15
Signed-off-by: Adam Kaplan <adam.kaplan@redhat.com>