fix: remove unused applyCon from AST

src/main/wacc/ast.scala

@@ -183,13 +183,6 @@ object ast {
   // Parser bridges
   case class Position(line: Int, column: Int, offset: Int)
 
-  private def applyCon[A, B](
-      con: ((Int, Int), Int, Int) => A => B
-  )(ops: => Parsley[A]): Parsley[B] =
-    (pos, offset, withWidth(ops)).zipped.map { (pos, off, res) =>
-      con(pos, off, res._2)(res._1)
-    }
-
   trait ParserSingletonBridgePos[+A] extends ErrorBridge {
     protected def con(pos: (Int, Int), offset: Int): A
     infix def from(op: Parsley[?]): Parsley[A] = error((pos, offset).zipped(con) <~ op)