Update README.md

Author: StuartIanNaylor

cvt2f2fs/README.md

@@ -76,5 +76,5 @@ Dunno it doesn't make sense to need mount or fstab discard entries when its alre
 Or discard on mount or fstab will either use standard discard methods or if set via creation it will use the f2fs discard policy but you can turn that off by removing the mount or fstab discard option?
 
 Anyone who uses f2fs please maybe explain as I will be adopting prob will wait for buster this summer but thought I would post and ask.
-Its bugging me that there doesn't seem to be a clear rationale for this.
+Its bugging me that there doesn't seem to be a clear rationale for this, or explanation anywhere.