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

compiler/testData/diagnostics/tests/operatorRem/doNotResolveToInapplicableRem.fir.kt

@@ -0,0 +1,14 @@
+// !LANGUAGE: -ProhibitOperatorMod
+// !WITH_NEW_INFERENCE
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+object OldMod {
+    operator fun mod(x: Int) {}
+}
+
+object RemExtension
+operator fun RemExtension.rem(x: Int) {}
+
+fun foo() {
+    OldMod <!INAPPLICABLE_CANDIDATE!>%<!> 123
+}