Fix the broken script /opt/validate logs.py so that it correctly validates a server log file according to…

Fix the broken script /opt/validate logs.py so that it correctly validates a server log file according to…: a task in TermGrade Environments: 1,004 executable Linux tasks (Harbor dataset). The script reads a log file from /var/log/server.log , computes a cumulative checksum fingerprint , and…

The task

The script reads a log file from `/var/log/server.log`, computes a **cumulative checksum fingerprint**, and writes the result to `/opt/fingerprint.txt`.

Part of ai-and/termgrade-environments.