[TNT-114] fix: 트레이니 회원가입 화면 순서 수정

feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpContract.kt

@@ -23,28 +23,28 @@ internal class TraineeSignUpContract {
     enum class TraineeSignUpPage {
         ProfileSetUp,
         BasicInfo,
-        NoteForTrainer,
         PTPurpose,
+        NoteForTrainer,
         SignUpComplete,
         ;
 
         companion object {
             fun getPreviousPage(currentPage: TraineeSignUpPage): TraineeSignUpPage {
                 return when (currentPage) {
                     BasicInfo -> ProfileSetUp
-                    NoteForTrainer -> BasicInfo
-                    PTPurpose -> NoteForTrainer
-                    SignUpComplete -> PTPurpose
+                    PTPurpose -> BasicInfo
+                    NoteForTrainer -> PTPurpose
+                    SignUpComplete -> NoteForTrainer
                     else -> error("No previous page defined for $currentPage")
                 }
             }
 
             fun getNextPage(currentPage: TraineeSignUpPage): TraineeSignUpPage {
                 return when (currentPage) {
                     ProfileSetUp -> BasicInfo
-                    BasicInfo -> NoteForTrainer
-                    NoteForTrainer -> PTPurpose
-                    PTPurpose -> SignUpComplete
+                    BasicInfo -> PTPurpose
+                    PTPurpose -> NoteForTrainer
+                    NoteForTrainer -> SignUpComplete
                     else -> error("No next page defined for $currentPage")
                 }
             }