Add qkniep to THANKS.md (#3320)

## Summary

Add qkniep to THANKS.md

Author: winder

THANKS.md

@@ -4,15 +4,15 @@
 A big thank you to everyone who has contributed to the `go-algorand` codebase.
 
 ### External Contributors
-In no particular order:
-- zacharyestep
+- aybehrouz
+- jeapostrophe
 - jecassis
-- mxmauro
-- scnale
 - jsign
+- mxmauro
+- qkniep
 - RomitKumar
-- jeapostrophe
-- aybehrouz
+- scnale
+- zacharyestep
 
 ### Bug Reports
 - Nanyan