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

compiler/testData/diagnostics/tests/resolve/constructorVsCompanion.fir.kt

@@ -0,0 +1,23 @@
+class A private constructor()
+
+class B {
+    private companion object
+}
+
+class C(val x: Int)
+
+class D private constructor() {
+    companion object
+}
+
+class E private constructor() {
+    companion object {
+        operator fun invoke(x: Int) = x
+    }
+}
+
+val a = A
+val b = B
+val c = C
+val d = D
+val e = <!INAPPLICABLE_CANDIDATE!>E<!>(42)