Refactor: 필요없는 enum 삭제

Nagaza/Sources/Presentation/Utils/Extensions/UICollectionViewCompositionalLayout+.swift

@@ -7,15 +7,6 @@
 
 import UIKit
 
-struct ElementKind {
-    static let badge = "badge-element-kind"
-    static let background = "background-element-kind"
-    static let sectionHeader = "section-header-element-kind"
-    static let sectionFooter = "section-footer-element-kind"
-    static let layoutHeader = "layout-header-element-kind"
-    static let layoutFooter = "layout-footer-element-kind"
-}
-
 extension UICollectionViewCompositionalLayout {
     static func listLayout(withEstimatedHeight estimatedHeight: CGFloat = 100) -> UICollectionViewCompositionalLayout {
 
@@ -58,7 +49,7 @@ extension NSCollectionLayoutSection {
 
         let sectionHeader = NSCollectionLayoutBoundarySupplementaryItem(
             layoutSize: sectionHeaderSize,
-            elementKind: ElementKind.sectionHeader,
+            elementKind: UICollectionView.elementKindSectionHeader,
             alignment: .top
         )
 
@@ -104,7 +95,7 @@ extension NSCollectionLayoutSection {
 
         let sectionHeader = NSCollectionLayoutBoundarySupplementaryItem(
             layoutSize: sectionHeaderSize,
-            elementKind: ElementKind.sectionHeader,
+            elementKind: UICollectionView.elementKindSectionHeader,
             alignment: .top
         )