11622 clean up rarer mandoc lint warnings

@@ -162,12 +162,10 @@
        action or recovery message, the output can look like:
 
          label: severity: textlabel: TO FIX: text
 
 
-
-
 RETURN VALUES
        Upon success, pfmt() returns the number of bytes transmitted. Upon
        failure, it returns a negative value:
 
        -1