Merge pull request opendatahub-io#67 from spolti/RHOAIENG-8613

[RHOAIENG-8613] - update golang to 1.21

Containerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM registry.access.redhat.com/ubi8/go-toolset:1.19 as builder
+FROM registry.access.redhat.com/ubi8/go-toolset:1.21 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests
@@ -20,7 +20,7 @@ RUN CGO_ENABLED=0 GOOS=linux go build -a -o manager main.go
 
 # Use distroless as minimal base image to package the manager binary
 # Refer to https://github.com/GoogleContainerTools/distroless for more details
-FROM registry.access.redhat.com/ubi8/ubi-minimal:8.6
+FROM registry.access.redhat.com/ubi8/ubi-minimal:8.10
 WORKDIR /
 COPY --from=builder /workspace/manager .
 USER 65532:65532

go.mod

@@ -1,6 +1,6 @@
 module github.com/opendatahub-io/odh-model-controller
 
-go 1.19
+go 1.21
 
 require (
 	github.com/go-logr/logr v1.2.4