Update registry.access.redhat.com/ubi9/go-toolset Docker digest to 28a8f2c

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

Dockerfile

@@ -29,7 +29,7 @@ RUN go build -ldflags "${SERVER_LDFLAGS}" ./cmd/timestamp-server
 RUN CGO_ENABLED=0 go build -gcflags "all=-N -l" -ldflags "${SERVER_LDFLAGS}" -o timestamp-server_debug ./cmd/timestamp-server
 
 # debug compile options & debugger
-FROM registry.access.redhat.com/ubi9/go-toolset@sha256:a904b7fdbf0b53c5afba187215f9cb03971a369c6a4c4b543ea2f96fda272c9c as debug
+FROM registry.access.redhat.com/ubi9/go-toolset@sha256:28a8f2c8212b523656b017ac24c7a0bc7a63e8f895ec6c8a56cf72c1d8e35c0f as debug
 RUN go install github.com/go-delve/delve/cmd/[email protected]
 
 # overwrite server and include debugger