Add support for WPA3 (SAE) on Linux

wpa_supplicant will use SAE, if required by the network. Support for
WPA3 is required as part of v1.0 of the Matter Specification (refer to
11.8.8.4 for details).

Resolves project-chip#23402.

src/platform/Linux/ConnectivityManagerImpl.cpp

@@ -1002,7 +1002,7 @@ ConnectivityManagerImpl::ConnectWiFiNetworkAsync(ByteSpan ssid, ByteSpan credent
     memcpy(keyStr, credentials.data(), credentials.size());
     g_variant_builder_add(&builder, "{sv}", "ssid", g_variant_new_string(ssidStr));
     g_variant_builder_add(&builder, "{sv}", "psk", g_variant_new_string(keyStr));
-    g_variant_builder_add(&builder, "{sv}", "key_mgmt", g_variant_new_string("WPA-PSK"));
+    g_variant_builder_add(&builder, "{sv}", "key_mgmt", g_variant_new_string("SAE WPA-PSK"));
     args = g_variant_builder_end(&builder);
 
     result = wpa_fi_w1_wpa_supplicant1_interface_call_add_network_sync(mWpaSupplicant.iface, args, &mWpaSupplicant.networkPath,
@@ -1102,7 +1102,7 @@ CHIP_ERROR ConnectivityManagerImpl::ProvisionWiFiNetwork(const char * ssid, cons
     g_variant_builder_init(&builder, G_VARIANT_TYPE_VARDICT);
     g_variant_builder_add(&builder, "{sv}", "ssid", g_variant_new_string(ssid));
     g_variant_builder_add(&builder, "{sv}", "psk", g_variant_new_string(key));
-    g_variant_builder_add(&builder, "{sv}", "key_mgmt", g_variant_new_string("WPA-PSK"));
+    g_variant_builder_add(&builder, "{sv}", "key_mgmt", g_variant_new_string("SAE WPA-PSK"));
     args = g_variant_builder_end(&builder);
 
     result = wpa_fi_w1_wpa_supplicant1_interface_call_add_network_sync(mWpaSupplicant.iface, args, &mWpaSupplicant.networkPath,