[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/secondaryConstructors/constructorInObject.fir.kt

@@ -0,0 +1,20 @@
+object A {
+    constructor()
+    init {}
+}
+
+enum class B {
+    X() {
+        constructor()
+    }
+}
+
+class C {
+    companion object {
+        constructor()
+    }
+}
+
+val anonObject = object {
+    <!CONSTRUCTOR_IN_OBJECT!>constructor()<!>
+}