Rename CompileTimeConstantEvaluator to have Fir prefix

compiler/fir/evaluate/src/org/jetbrains/kotlin/fir/evaluate/FirCompileTimeConstantEvaluator.kt

@@ -22,7 +22,7 @@ import org.jetbrains.kotlin.types.ConstantValueKind
  * An evaluator that transform numeric operation, such as div, into compile-time constant iff involved operands, such as explicit receiver
  * and the argument, are compile-time constant as well.
  */
-class CompileTimeConstantEvaluator {
+class FirCompileTimeConstantEvaluator {
 
     // TODO: Handle boolean operators, const property loading, class reference, array, annotation values, etc.
     fun evaluate(expression: FirExpression): ConstantValue<*>? =