Document logging settings - cosmetics

Resolves #1974

Author: andreyaksenov

doc/reference/reference_lua/log.rst

@@ -140,8 +140,7 @@ Below is a list of all ``log`` functions.
 
 .. function:: pid()
 
-    :return: A PID of a logger.
-    You can use this PID to send a signal to a log rotation program, so it can rotate logs.
+    :return: A PID of a logger. You can use this PID to send a signal to a log rotation program, so it can rotate logs.
 
 .. _log-rotate: