chore(deps): update registry.access.redhat.com/ubi8/ubi-minimal docker digest to 2139859 (#890)

Signed-off-by: konflux-internal-p02 <170854209+konflux-internal-p02[bot]@users.noreply.github.com>
Co-authored-by: konflux-internal-p02[bot] <170854209+konflux-internal-p02[bot]@users.noreply.github.com>

Author: konflux-internal-p02[bot]

Dockerfile.konflux

@@ -26,7 +26,7 @@ USER root
 
 RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -tags strictfipsruntime -a -o manager main.go
 
-FROM registry.access.redhat.com/ubi8/ubi-minimal@sha256:7b6b45dfd09bb032f3cabee6d4789d0e8fa8dd824b01783f301b0fdd43e632f7
+FROM registry.access.redhat.com/ubi8/ubi-minimal@sha256:21398599ff11971e5084dae6f5fb8fd880b4b430b4dc2bc80780916066a9695e
 WORKDIR /
 COPY --from=builder /workspace/manager .