Update crashlytics/Shared/ReachabililtyHelper.swift

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: ncooke3

crashlytics/Shared/ReachabililtyHelper.swift

@@ -60,10 +60,11 @@ class ReachabililtyHelper: NSObject {
      * Add a hook to update network status going forward.
      */
     func updateAndTrackNetworkStatus() {
-        monitor.pathUpdateHandler = { path in
-            let status = self.networkStatus(from: path)
-            Crashlytics.crashlytics().setCustomValue(status, forKey: "network_connection")
-        }
+    monitor.pathUpdateHandler = { [weak self] path in
+      guard let self = self else { return }
+      let status = self.networkStatus(from: path)
+      Crashlytics.crashlytics().setCustomValue(status, forKey: "network_connection")
+    }
         let queue = DispatchQueue(label: "NetworkMonitor")
         monitor.start(queue: queue)
     }