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

We exclude testData pattern from copyright scope

analysis/low-level-api-fir/testData/getOrBuildFir/calls/constructorDelegationThisCall.txt

@@ -0,0 +1,19 @@
+KT element: KtConstructorDelegationCall
+FIR element: FirDelegatedConstructorCallImpl
+FIR source kind: KtRealSourceElementKind
+
+FIR element rendered:
+this<R|A|>(Int(1))
+
+FIR FILE:
+FILE: [ResolvedTo(IMPORTS)] constructorDelegationThisCall.kt
+    public final [ResolvedTo(STATUS)] class A : R|kotlin/Any| {
+        public [ResolvedTo(STATUS)] [ContainingClassKey=A] constructor([ResolvedTo(STATUS)] x: R|kotlin/Int|): R|A| {
+            LAZY_super<R|kotlin/Any|>
+        }
+
+        public [ResolvedTo(BODY_RESOLVE)] [ContainingClassKey=A] constructor([ResolvedTo(BODY_RESOLVE)] y: R|kotlin/String|): R|A| {
+            this<R|A|>(Int(1))
+        }
+
+    }