Add more APIs on hidden API light greylist

Seen in use by apps.

Bug: 71501570
Test: make
Change-Id: Ia639444acb36d2124d6c9c5fed32827d6c9edcae
diff --git a/config/hiddenapi-light-greylist.txt b/config/hiddenapi-light-greylist.txt
index 771d860..f134e54 100644
--- a/config/hiddenapi-light-greylist.txt
+++ b/config/hiddenapi-light-greylist.txt
@@ -1006,6 +1006,7 @@
 Landroid/net/wifi/ScanResult;->wifiSsid:Landroid/net/wifi/WifiSsid;
 Landroid/net/wifi/WifiConfiguration;->apBand:I
 Landroid/net/wifi/WifiConfiguration;->apChannel:I
+Landroid/net/wifi/WifiConfiguration;->defaultGwMacAddress:Ljava/lang/String;
 Landroid/net/wifi/WifiConfiguration;->mIpConfiguration:Landroid/net/IpConfiguration;
 Landroid/net/wifi/WifiConfiguration;->validatedInternetAccess:Z
 Landroid/net/wifi/WifiEnterpriseConfig;->getCaCertificateAlias()Ljava/lang/String;