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

We exclude testData pattern from copyright scope

analysis/low-level-api-fir/testData/getOrBuildFir/annotations/retentionValueScript.txt

@@ -0,0 +1,19 @@
+KT element: KtNameReferenceExpression
+FIR element: FirResolvedNamedReferenceImpl
+FIR source kind: KtRealSourceElementKind
+
+FIR element rendered:
+R|kotlin/annotation/AnnotationRetention.SOURCE|
+
+FIR FILE:
+FILE: [ResolvedTo(IMPORTS)] retentionValueScript.kts
+    context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
+    SCRIPT: [ResolvedTo(TYPES)] 
+        [ResolvedTo(RAW_FIR)] lval args: R|kotlin/Array<kotlin/String>|
+
+        @R|kotlin/annotation/Retention|[Types](value = Q|kotlin/annotation/AnnotationRetention|.R|kotlin/annotation/AnnotationRetention.SOURCE|) public final [ResolvedTo(ANNOTATIONS_ARGUMENTS_MAPPING)] annotation class Anno : R|kotlin/Annotation| {
+            public? [ResolvedTo(RAW_FIR)] [ContainingClassKey=Anno] constructor(): R|Anno| {
+                LAZY_super<R|kotlin/Any|>
+            }
+
+        }