Add changelog line + credit for #600

NEWS

@@ -3,6 +3,7 @@ This file documents the major additions and syntax changes between releases.
 2.4.4 2023-04-??
 	FIXES
 	check_log: improve file readability test to accommodate CAP_DAC_READ_SEARCH and similar (#604)
+	check_mrtgtraf: fix incorrect out_pct performance data metric (#600)
 
 2.4.3 2022-01-17
 	FIXES

THANKS.in

@@ -340,6 +340,7 @@ Richard Leitner
 Richard Mayhew
 Rick Frey
 Rob Windsor
+rob2791
 Robby Giffin
 Robert August Vincent
 Robert Dale