[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/qualifiedCallSelector.txt

@@ -0,0 +1,21 @@
+KT element: KtCallExpression
+FIR element: FirFunctionCallImpl
+FIR source kind: KtRealSourceElementKind
+
+FIR element rendered:
+Q|A|.R|/A.y|(Int(1))
+
+FIR FILE:
+FILE: [ResolvedTo(IMPORTS)] qualifiedCallSelector.kt
+    public final [ResolvedTo(STATUS)] object A : R|kotlin/Any| {
+        private [ResolvedTo(STATUS)] [ContainingClassKey=A] constructor(): R|A| {
+            LAZY_super<R|kotlin/Any|>
+        }
+
+        public final [ResolvedTo(CONTRACTS)] fun y([ResolvedTo(CONTRACTS)] a: R|kotlin/Int|): R|kotlin/Unit| {
+        }
+
+    }
+    public final [ResolvedTo(BODY_RESOLVE)] fun x(): R|kotlin/Unit| {
+        Q|A|.R|/A.y|(Int(1))
+    }