FIR: rename AMBIGUITY to OVERLOAD_RESOLUTION_AMBIGUITY to match FE 1.0

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

@@ -5,5 +5,5 @@ fun <T> g(i: Int, a: Any): List<T> {throw Exception()}
 fun <T> g(a: Any, i: Int): Collection<T> {throw Exception()}
 
 fun <T> test() {
-    val c: List<T> = <!AMBIGUITY!>g<!>(1, 1)
+    val c: List<T> = <!OVERLOAD_RESOLUTION_AMBIGUITY!>g<!>(1, 1)
 }

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

@@ -4,4 +4,4 @@ package f
 fun <R> h(i: Int, a: Any, r: R, f: (Boolean) -> Int) = 1
 fun <R> h(a: Any, i: Int, r: R, f: (Boolean) -> Int) = 1
 
-fun test() = <!AMBIGUITY!>h<!>(1, 1, 1, { b -> 42 })
+fun test() = <!OVERLOAD_RESOLUTION_AMBIGUITY!>h<!>(1, 1, 1, { b -> 42 })

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

@@ -5,7 +5,7 @@ fun <T> f(i: Int, c: Collection<T>): List<T> {throw Exception()}
 fun <T> f(a: Any, l: List<T>): Collection<T> {throw Exception()}
 
 fun <T> test(l: List<T>) {
-    <!AMBIGUITY!>f<!>(1, emptyList())
+    <!OVERLOAD_RESOLUTION_AMBIGUITY!>f<!>(1, emptyList())
 }
 
 fun <T> emptyList(): List<T> {throw Exception()}

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

@@ -5,7 +5,7 @@ package f
 fun <R> h(f: (Boolean) -> R) = 1
 fun <R> h(f: (String) -> R) = 2
 
-fun test() = <!AMBIGUITY!>h<!>{ i -> getAnswer() }
+fun test() = <!OVERLOAD_RESOLUTION_AMBIGUITY!>h<!>{ i -> getAnswer() }
 
 fun getAnswer() = 42
 

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

@@ -8,6 +8,6 @@ fun <T : Comparable<T>, S : T> greater(x: Bar<in S>, t: T): Int = 0
 fun <T : Comparable<T>, S : T> greater(x: Bar<in S>, other: Foo<T>): String = ""
 
 fun test(b: Bar<Long>) {
-    val result = <!AMBIGUITY!>greater<!>(b, b)
+    val result = <!OVERLOAD_RESOLUTION_AMBIGUITY!>greater<!>(b, b)
     <!DEBUG_INFO_EXPRESSION_TYPE("ERROR CLASS: Ambiguity: greater, [/greater, /greater]")!>result<!>
 }

compiler/testData/diagnostics/tests/inference/recursiveLocalFuns/selfCall.fir.kt

@@ -2,7 +2,7 @@
 fun foo() {
     fun bar1() = bar1()
 
-    fun bar2() = 1 <!AMBIGUITY!>+<!> bar2()
+    fun bar2() = 1 <!OVERLOAD_RESOLUTION_AMBIGUITY!>+<!> bar2()
     fun bar3() = <!INAPPLICABLE_CANDIDATE!>id<!>(bar3())
 }