Revert "Log a warning when a worker was terminated due to a signal"

This reverts commit b695b49.

Author: benoitc

gunicorn/arbiter.py

@@ -526,12 +526,6 @@ def reap_workers(self):
                     if exitcode == self.APP_LOAD_ERROR:
                         reason = "App failed to load."
                         raise HaltServer(reason, self.APP_LOAD_ERROR)
-                    if os.WIFSIGNALED(status):
-                        self.log.warning(
-                            "Worker with pid %s was terminated due to signal %s",
-                            wpid,
-                            os.WTERMSIG(status)
-                        )
 
                     worker = self.WORKERS.pop(wpid, None)
                     if not worker: