Prohibit operator mod as declaration and calls that resolved via it

#KT-24197 Fixed

compiler/testData/diagnostics/tests/operatorRem/forbiddenModOperatorConvention.kt

@@ -0,0 +1,32 @@
+// !LANGUAGE: +ProhibitOperatorMod
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+object ModAndRem {
+    <!FORBIDDEN_BINARY_MOD!>operator<!> fun mod(x: Int) {}
+    operator fun rem(x: Int) {}
+
+    <!FORBIDDEN_BINARY_MOD!>operator<!> fun modAssign(x: Int) {}
+    operator fun remAssign(x: Int) {}
+}
+
+object JustMod {
+    <!FORBIDDEN_BINARY_MOD!>operator<!> fun mod(x: Int) {}
+    <!FORBIDDEN_BINARY_MOD!>operator<!> fun modAssign(x: Int) {}
+}
+
+fun foo() {
+    ModAndRem % 1
+    ModAndRem.mod(1)
+    ModAndRem.rem(1)
+
+    JustMod <!FORBIDDEN_BINARY_MOD_AS_REM!>%<!> 1
+    JustMod.mod(1)
+
+    val r = ModAndRem
+    r %= 1
+    r.remAssign(1)
+
+    val m = JustMod
+    m <!FORBIDDEN_BINARY_MOD_AS_REM!>%=<!> 1
+    m.modAssign(1)
+}

compiler/testData/diagnostics/tests/operatorRem/forbiddenModOperatorConvention.txt

@@ -0,0 +1,23 @@
+package
+
+public fun foo(): kotlin.Unit
+
+public object JustMod {
+    private constructor JustMod()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public final operator fun mod(/*0*/ x: kotlin.Int): kotlin.Unit
+    public final operator fun modAssign(/*0*/ x: kotlin.Int): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public object ModAndRem {
+    private constructor ModAndRem()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public final operator fun mod(/*0*/ x: kotlin.Int): kotlin.Unit
+    public final operator fun modAssign(/*0*/ x: kotlin.Int): kotlin.Unit
+    public final operator fun rem(/*0*/ x: kotlin.Int): kotlin.Unit
+    public final operator fun remAssign(/*0*/ x: kotlin.Int): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}