Updated notes to reflect new rule shorthand syntax

notes.md

@@ -4,13 +4,13 @@
 import std::io::(println, out) -- imports
 
 -- single word substitution (alias)
-greet = \name. printf out "Hello {}!\n" [name]
+greet == \name. printf out "Hello {}!\n" [name]
 
--- multi-word exported substitution
+-- multi-word exported substitution with nonzero priority
 export (...$pre ;) $a ...$post) =200=> (...$pre (greet $a) ...$post)
 
 -- single-word exported substitution
-export main = (
+export main == (
     print "What is your name? >>
     readln >>= \name.
     greet name