make sure activity images are cleared before any other attempt to set…

… is done, to avoid timing issues leading to displaying older images

Kukai Mobile/Modules/Activity/Cells/ActivityItemCell.swift

@@ -45,6 +45,9 @@ class ActivityItemCell: UITableViewCell, UITableViewCellContainerView, UITableVi
 		typeLabel.accessibilityIdentifier = "activity-type-label"
 		titleLabel.accessibilityIdentifier = "activity-item-title"
 
+		iconView.sd_cancelCurrentImageLoad()
+		iconView.image = nil
+
 		// Time or confirmed
 		let timeSinceNow = (data.date ?? Date()).timeIntervalSince(Date())
 		if data.status == .unconfirmed {