[LL FIR] rename testdata to testData to avoid copyright generation

We exclude testData pattern from copyright scope

analysis/low-level-api-fir/testData/lazyResolve/complexRedeclarationScript.kts

@@ -0,0 +1,41 @@
+// MEMBER_CLASS_FILTER: org.jetbrains.kotlin.fir.symbols.impl.FirConstructorSymbol
+sealed class A
+
+class B : A()
+
+interface C : A
+
+interface D : C, A
+
+class E : B, A()
+
+sealed class P {
+    object H: P()
+    class J : P()
+
+    object T {
+        object V : P()
+        class M : P()
+    }
+
+    val p: P = object : P() {
+
+    }
+
+    val r = object : P() {
+
+    }
+}
+
+class K : P()
+
+object B {
+    class <caret>I : P()
+}
+
+fun test() {
+    class L : P()
+    val a = object : P() {
+
+    }
+}