ipabusedb-docker-reporter: pin docker CLI image, add make push, fix stale names

Pin the docker:cli source to 29.9.3 plus its manifest list digest, tag
the image as git.eeqj.de/sneak/ipabusedb-docker-reporter with the date
and latest, add a push target, and rename the remaining
ipabusedb-docker-ssh references in the README and package doc.

ipabusedb-docker-reporter/main.go

@@ -1,4 +1,4 @@
-// ipabusedb-docker-ssh reads the logs of a dockerised sshd via
+// ipabusedb-docker-reporter reads the logs of a dockerised sshd via
 // "docker logs -t", extracts brute-force / invalid-user attempts, and
 // emits a CSV suitable for the AbuseIPDB bulk-report endpoint.
 //