Add Wifi Sync and Phonehub Host/Client to chrome::proximity-auth webui

Add wifi sync and phonehub multidevice features to proximity-auth webui
for logging.

Bug: 1117619, 1106937
Change-Id: Ibabda5a2d53642ece09fa070f49059cfb5f628b9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2418565Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Claude van der Merwe <cvandermerwe@google.com>
Cr-Commit-Position: refs/heads/master@{#808424}

chromeos/components/multidevice/debug_webui/proximity_auth_webui_handler.cc

@@ -42,7 +42,11 @@ constexpr const multidevice::SoftwareFeature kAllSoftareFeatures[] = {
     multidevice::SoftwareFeature::kInstantTetheringHost,
     multidevice::SoftwareFeature::kInstantTetheringClient,
     multidevice::SoftwareFeature::kMessagesForWebHost,
-    multidevice::SoftwareFeature::kMessagesForWebClient};
+    multidevice::SoftwareFeature::kMessagesForWebClient,
+    multidevice::SoftwareFeature::kPhoneHubHost,
+    multidevice::SoftwareFeature::kPhoneHubClient,
+    multidevice::SoftwareFeature::kWifiSyncHost,
+    multidevice::SoftwareFeature::kWifiSyncClient};
 
 // Keys in the JSON representation of a log message.
 const char kLogMessageTextKey[] = "text";