Add missing'}' in javadoc of public API method

Bug: 73052508
Test: pure documentation change
Change-Id: I92514629da1b000dd3d1165acd8efcdec75b49b9
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index 11d338d..180a4ce 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -2656,7 +2656,7 @@
      * A {@code NetworkCallback} is registered by calling
      * {@link #requestNetwork(NetworkRequest, NetworkCallback)},
      * {@link #registerNetworkCallback(NetworkRequest, NetworkCallback)},
-     * or {@link #registerDefaultNetworkCallback(NetworkCallback). A {@code NetworkCallback} is
+     * or {@link #registerDefaultNetworkCallback(NetworkCallback)}. A {@code NetworkCallback} is
      * unregistered by calling {@link #unregisterNetworkCallback(NetworkCallback)}.
      * A {@code NetworkCallback} should be registered at most once at any time.
      * A {@code NetworkCallback} that has been unregistered can be registered again.