Tweak the Dockerfile to make it more generally useful.

Dockerfile

@@ -19,4 +19,4 @@ RUN [ "go", "build", "."]
 FROM gcr.io/cloud-builders/gsutil
 WORKDIR /go/src/github.com/ossf/scorecard
 COPY --from=0 /go/src/github.com/ossf/scorecard /go/src/github.com/ossf/scorecard
-ENTRYPOINT [ "./cron/cron.sh" ]
+ENTRYPOINT [ "./scorecard" ]

k8s/cron.yaml

@@ -12,10 +12,10 @@ spec:
           - name: run-score
             image: gcr.io/openssf/cron:latest
             imagePullPolicy: Always
-            args:
+            command:
             - /bin/sh
             - -c
-            - /cron/cron.sh
+            - ./cron/cron.sh
             volumeMounts:
             - name: github-app-key
               mountPath: "/etc/github/"