[FIR-TEST] Move analysis tests to separate module

compiler/fir/analysis-tests/testData/loadCompiledKotlin/class/NestedClass.txt

@@ -0,0 +1,9 @@
+public final class Outer : R|kotlin/Any| {
+    public constructor(): R|test/Outer|
+
+    public final class Nested : R|kotlin/Any| {
+        public constructor(): R|test/Outer.Nested|
+
+    }
+
+}