[LC] move light class related tests to one directory

compiler/testData/asJava/lightClasses/lightClassStructure/Declared.kt

@@ -0,0 +1,40 @@
+package test
+
+class NoModifiers
+
+// Visibility
+public class Public
+private class Private
+internal class Internal
+class Outer {
+    public class Public
+    protected class Protected
+    private class Private
+    internal class Internal
+
+    inner class Inner
+}
+
+// Modality
+abstract class Abstract
+open class Open
+final class Final
+
+// Special
+annotation class Annotation
+enum class Enum
+interface Trait
+
+// Deprecation
+@Deprecated("") class DeprecatedClass
+@kotlin.Deprecated("") class DeprecatedFQN
+@kotlin. Deprecated /**/ ("") class DeprecatedFQNSpaces
+@[Deprecated("")] class DeprecatedWithBrackets
+@[kotlin.Deprecated("")] class DeprecatedWithBracketsFQN
+@[kotlin
+./**/Deprecated  ("")] class DeprecatedWithBracketsFQNSpaces
+
+// Generic
+class Generic1<T>
+class Generic2<A, B>
+