FIR: rename AMBIGUITY to OVERLOAD_RESOLUTION_AMBIGUITY to match FE 1.0

compiler/testData/diagnostics/tests/multimodule/duplicateMethod/classGenericsInParamsIndexMismatch.fir.kt

@@ -29,6 +29,6 @@ import p.*
 
 fun <Y, Z> test(b: B<Y, Z>?) {
     if (b is C<Y, Z>) {
-        b?.<!AMBIGUITY!>foo<!>(null)
+        b?.<!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!>(null)
     }
 }

compiler/testData/diagnostics/tests/multimodule/duplicateMethod/classVsFunctionGenericsInParamsMismatch.fir.kt

@@ -30,8 +30,8 @@ import p.*
 
 fun test(b: B?, c: C) {
     b?.foo(1, 1)
-    c.<!AMBIGUITY!>foo<!>(1, 1)
+    c.<!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!>(1, 1)
     if (b is C) {
-        b?.<!AMBIGUITY!>foo<!>(1, 1)
+        b?.<!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!>(1, 1)
     }
 }

compiler/testData/diagnostics/tests/multimodule/duplicateMethod/differentGenericsInParams.fir.kt

@@ -1,43 +0,0 @@
-// !DIAGNOSTICS: -UNNECESSARY_SAFE_CALL
-
-// MODULE: m0
-// FILE: a.kt
-package p
-
-public interface G1<T>
-public interface G2<A, B>
-
-// MODULE: m1(m0)
-// FILE: a.kt
-package p
-
-public interface B {
-    public fun foo(a: G1<Int>?, b: G2<B, String>?)
-}
-
-// MODULE: m2(m1, m0)
-// FILE: b.kt
-package p
-
-public interface C : B {
-    override fun foo(a: G1<Int>?, b: G2<B, String>?)
-
-}
-
-// MODULE: m3(m0)
-// FILE: b.kt
-package p
-
-public interface B {
-    public fun foo(a: G1<out Any?>?, b: G2<Int, out Any?>?)
-}
-
-// MODULE: m4(m3, m2, m0)
-// FILE: c.kt
-import p.*
-
-fun test(b: B?) {
-    if (b is C) {
-        b?.<!AMBIGUITY!>foo<!>(null, null)
-    }
-}

compiler/testData/diagnostics/tests/multimodule/duplicateMethod/differentGenericsInParams.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNNECESSARY_SAFE_CALL
 
 // MODULE: m0

compiler/testData/diagnostics/tests/multimodule/duplicateMethod/sinceKotlin.fir.kt

@@ -20,7 +20,7 @@ import p1.*
 import p2.*
 
 fun test1(): Int {
-    val r = <!AMBIGUITY!>foo<!>(42)
+    val r = <!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!>(42)
     return r
 }