replace uplc with uplc_two and move structs over

crates/lang/src/lib.rs

@@ -12,7 +12,6 @@ pub mod parser;
 pub mod pretty;
 pub mod tipo;
 pub mod uplc;
-pub mod uplc_two;
 
 #[derive(Debug, Default, Clone)]
 pub struct IdGenerator {

crates/project/src/lib.rs

@@ -15,7 +15,7 @@ use aiken_lang::{
     builtins,
     tipo::TypeInfo,
     uplc::{DataTypeKey, FunctionAccessKey},
-    uplc_two::CodeGenerator,
+    uplc::CodeGenerator,
     IdGenerator,
 };
 use miette::NamedSource;