fix readme

Author: dropwhile

README.md

@@ -35,7 +35,7 @@ pub fn main() {
   |> result.map(string.uppercase)
   |> should.equal(Ok("CSQPYRK1E8"))
 
-  // create a reusable encoder
+  // create a reusable decoder
   let decode = gbase32.new_encoder()
 
   // a decoder will decode both upper and lowercase

gleam.toml

@@ -1,5 +1,5 @@
 name = "gbase32_clockwork"
-version = "2.0.1"
+version = "2.0.3"
 gleam = ">= 0.32.0"
 
 description = "base32 clockwork in gleam"