Convert Transformer to Kotlin

deob-ast/src/main/java/dev/openrs2/deob/ast/transform/Transformer.java

@@ -1,7 +0,0 @@
-package dev.openrs2.deob.ast.transform;
-
-import com.github.javaparser.ast.CompilationUnit;
-
-public abstract class Transformer {
-	public abstract void transform(CompilationUnit unit);
-}

deob-ast/src/main/java/dev/openrs2/deob/ast/transform/Transformer.kt

@@ -0,0 +1,7 @@
+package dev.openrs2.deob.ast.transform
+
+import com.github.javaparser.ast.CompilationUnit
+
+abstract class Transformer {
+    abstract fun transform(unit: CompilationUnit)
+}