Fix: add version column to upload mission body

src/main/java/com/example/kdan_data_center/datacenter/file/body/UploadMissionBody.kt

@@ -18,6 +18,7 @@ data class UploadMissionBody(
     @SerializedName("current_app_version") var currentAppVersion: Long? = null
     @SerializedName("data_format_version") var dataFormatVersion: Int? = null
     @SerializedName("source_group") var sourceGroup: String? = null
+    @SerializedName("version") var version: Long? = null
     @SerializedName("project_created_at") var projectCreatedAt: String? = null
     @SerializedName("password_protected") var passwordProtected: Boolean? = null
     @SerializedName("share_with_pdf") var shareWithPdf: Boolean? = null