[FIR] KT-55747: Report error for operator fun mod

^KT-55747 Fixed

Merge-request: KT-MR-8522
Merged-by: Nikolay Lunyak <Nikolay.Lunyak@jetbrains.com>

compiler/testData/codegen/box/operatorConventions/remOverModOperation.kt

@@ -3,6 +3,7 @@
 class A() {
     var x = 5
 
+    @Suppress("DEPRECATED_BINARY_MOD")
     operator fun mod(y: Int) { throw RuntimeException("mod has been called instead of rem") }
     operator fun rem(y: Int) { x -= y }
 }