Clipboard: fix delete entry - use NScrollView for proper scrollbar colors.

Modules/Panels/Launcher/ClipboardPreview.qml

@@ -137,7 +137,7 @@ Item {
         color: Color.mOnSurfaceVariant
       }
 
-      ScrollView {
+      NScrollView {
         Layout.fillWidth: true
         Layout.fillHeight: true
         clip: true

Services/Keyboard/ClipboardService.qml

@@ -435,7 +435,8 @@ Singleton {
     const idStr = String(id).trim();
     // Remove from cache
     delete root.contentCache[idStr];
-    deleteProc.command = ["sh", "-lc", `cliphist delete ${idStr}`];
+    // cliphist delete reads entries from stdin in the same format as cliphist list
+    deleteProc.command = ["sh", "-lc", `cliphist list | grep "^${idStr}\\s" | cliphist delete`];
     deleteProc.running = true;
   }