Work in progress: Fixed some compiler errors.

Signed-off-by: Iva Horn <iva.horn@nextcloud.com>

Author: i2h3

Tests/NextcloudFileProviderKitTests/RemoteChangeObserverEtagOptimizationTests.swift

@@ -125,31 +125,31 @@ final class RemoteChangeObserverEtagOptimizationTests: NextcloudFileProviderKitT
         print("\n=== Running multiple working set checks ===")
 
         // First working set check
-        var workingSetCheckCompleted = expectation(description: "First working set check completed.")
+        let firstWorkingSetCheckCompleted = expectation(description: "First working set check completed.")
 
-        remoteChangeObserver.startWorkingSetCheck {
-            workingSetCheckCompleted.fulfill()
+        await remoteChangeObserver.startWorkingSetCheck {
+            firstWorkingSetCheckCompleted.fulfill()
         }
 
-        await fulfillment(of: [workingSetCheckCompleted])
+        await fulfillment(of: [firstWorkingSetCheckCompleted])
 
         // Second working set check (simulating rapid notify_file messages)
-        workingSetCheckCompleted = expectation(description: "Second working set check completed.")
+        let secondWorkingSetCheckCompleted = expectation(description: "Second working set check completed.")
 
-        remoteChangeObserver.startWorkingSetCheck {
-            workingSetCheckCompleted.fulfill()
+        await remoteChangeObserver.startWorkingSetCheck {
+            secondWorkingSetCheckCompleted.fulfill()
         }
 
-        await fulfillment(of: [workingSetCheckCompleted])
+        await fulfillment(of: [secondWorkingSetCheckCompleted])
 
         // Third working set check
-        workingSetCheckCompleted = expectation(description: "Third working set check completed.")
+        let thirdWorkingSetCheckCompleted = expectation(description: "Third working set check completed.")
 
-        remoteChangeObserver.startWorkingSetCheck {
-            workingSetCheckCompleted.fulfill()
+        await remoteChangeObserver.startWorkingSetCheck {
+            thirdWorkingSetCheckCompleted.fulfill()
         }
 
-        await fulfillment(of: [workingSetCheckCompleted])
+        await fulfillment(of: [thirdWorkingSetCheckCompleted])
 
         // Wait for all operations to complete