chore: modify the PR according to the feedback

Author: KevinDing1

plugins/amazonq/codetransform/jetbrains-community/src/software/aws/toolkits/jetbrains/services/codemodernizer/model/BuildStepStatus.kt

@@ -14,8 +14,8 @@ enum class BuildStepStatus {
 
 fun mapTransformationPlanApiStatus(apiStatus: TransformationProgressUpdateStatus): BuildStepStatus = when (apiStatus) {
     TransformationProgressUpdateStatus.COMPLETED -> BuildStepStatus.DONE
-    TransformationProgressUpdateStatus.FAILED, TransformationProgressUpdateStatus.PAUSED -> BuildStepStatus.WARNING
+    // SKIPPED status is not used for Java upgrades
+    TransformationProgressUpdateStatus.FAILED, TransformationProgressUpdateStatus.SKIPPED, TransformationProgressUpdateStatus.PAUSED -> BuildStepStatus.WARNING
     TransformationProgressUpdateStatus.AWAITING_CLIENT_ACTION, TransformationProgressUpdateStatus.IN_PROGRESS -> BuildStepStatus.WORKING
     TransformationProgressUpdateStatus.UNKNOWN_TO_SDK_VERSION -> BuildStepStatus.ERROR
-    TransformationProgressUpdateStatus.SKIPPED -> TODO()
 }