Worker: Blender command, don't put current time in log lines

The time has to be put in at a different abstraction level.

internal/worker/command_blender.go

@@ -93,14 +93,7 @@ func (ce *CommandExecutor) cmdBlenderRender(ctx context.Context, logger zerolog.
 		}
 
 		logger.Debug().Msg(line)
-
-		timestamp := ce.timeService.Now().Format(timeFormat)
-		// %35s because trailing zeroes in the nanoseconds aren't output by the
-		// formatted timestamp, and thus it has a variable length. Using a fixed
-		// width in this Sprintf() call ensures the rest of the line aligns visually
-		// with the preceeding ones.
-		logLine := fmt.Sprintf("%35s: pid=%d > %s", timestamp, blenderPID, line)
-		logChunker.Append(ctx, logLine)
+		logChunker.Append(ctx, fmt.Sprintf("pid=%d > %s", blenderPID, line))
 	}
 	logChunker.Flush(ctx)