[FIR] Implement Int -> Long conversions for literals and operators over them

^KT-38895
^KT-50996 Fixed
^KT-51000 Fixed
^KT-51003 Fixed
^KT-51018 Fixed

analysis/analysis-api-fe10/src/org/jetbrains/kotlin/analysis/api/descriptors/utils/PublicApproximatorConfiguration.kt

@@ -12,7 +12,7 @@ internal object PublicApproximatorConfiguration : TypeApproximatorConfiguration.
     override val allFlexible: Boolean get() = false
     override val errorType: Boolean get() = true
     override val definitelyNotNullType: Boolean get() = false
-    override val integerLiteralType: Boolean get() = true
+    override val integerLiteralConstantType: Boolean get() = true
     override val intersectionTypesInContravariantPositions: Boolean get() = true
     override val localTypes: Boolean get() = true
-}
+}