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

We exclude testData pattern from copyright scope

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

@@ -0,0 +1,17 @@
+import kotlin.reflect.KProperty
+
+class LazyDelegate<T>(val value: T) {
+    operator fun getValue(thisRef: Any?, property: KProperty<*>): T = value
+}
+
+fun <T> lazy(block: () -> T): LazyDelegate<T> = LazyDelegate(block())
+
+fun getAny(): Any? = null
+
+fun <Q> materialize(): Q = null!!
+
+class Test {
+    val <caret>resolveMe: String by lazy {
+        materialize()
+    }
+}