[FIR] Remove meaningless TODO's

compiler/fir/fir-deserialization/src/org/jetbrains/kotlin/fir/deserialization/ClassDeserialization.kt

@@ -111,7 +111,7 @@ fun deserializeClassToSymbol(
 
         val superTypesDeserialized = classProto.supertypes(context.typeTable).map { supertypeProto ->
             typeDeserializer.simpleType(supertypeProto, ConeAttributes.Empty)
-        }// TODO: + c.components.additionalClassPartsProvider.getSupertypes(this@DeserializedClassDescriptor)
+        }
 
         superTypesDeserialized.mapNotNullTo(superTypeRefs) {
             if (it == null) return@mapNotNullTo null

compiler/fir/fir-deserialization/src/org/jetbrains/kotlin/fir/deserialization/FirMemberDeserializer.kt

@@ -339,7 +339,6 @@ class FirMemberDeserializer(private val c: FirDeserializationContext) {
         val callableId = CallableId(c.packageFqName, c.relativeClassName, callableName)
         val symbol = FirNamedFunctionSymbol(callableId)
         val local = c.childContext(proto.typeParameterList)
-        // TODO: support contracts
 
         val simpleFunction = buildSimpleFunction {
             session = c.session