Update 5 1 acknowledgement

5-1-acknowledgement.md

@@ -272,7 +272,7 @@ Mirae WAVE is also based in part on the works of the following open source libra
 >   
 > Permission is hereby granted to use, copy, modify, and distribute this
 > source code, or portions hereof, for any purpose, without fee, subject
-> to the following restrictions:
+> to the following restrictions: 
 >   
 >   1. The origin of this source code must not be misrepresented.
 >