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

compiler/testData/diagnostics/tests/inference/kt1293.fir.kt

@@ -0,0 +1,12 @@
+// !WITH_NEW_INFERENCE
+//KT-1293 Compiler doesn't show error when element of Array<Int?> is assigned to Int
+
+package kt1293
+
+fun main() {
+    val intArray = arrayOfNulls<Int>(10)
+    val i : Int = intArray[0]
+    requiresInt(intArray[0])
+}
+
+fun requiresInt(i: Int) {}