Adds light gray text color on selection of LoadMoreCell (#711)

* added light gray text color on selection

* change label alpha instead of color

Author: joerocca

Classes/Section Controllers/LoadMore/LoadMoreCell.swift

@@ -41,4 +41,14 @@ final class LoadMoreCell: UICollectionViewCell {
         set { }
     }
 
+    override var isSelected: Bool {
+        didSet {
+            if isSelected {
+                label.alpha = 0.5
+            } else {
+                label.alpha = 1
+            }
+        }
+    }
+    
 }