Don't check the report URL's contents before clearing the lastCrashEventID.

If we reached it this far, the server has indicated that the submission was successful.

ElementX/Sources/Services/BugReport/BugReportService.swift

@@ -140,9 +140,7 @@ class BugReportService: NSObject, BugReportServiceProtocol {
             decoder.keyDecodingStrategy = .convertFromSnakeCase
             let uploadResponse = try decoder.decode(SubmitBugReportResponse.self, from: data)
             
-            if !(uploadResponse.reportUrl?.isEmpty ?? false) {
-                lastCrashEventID = nil
-            }
+            lastCrashEventID = nil
             
             MXLog.info("Feedback submitted.")