[WPA3] Filter unsupported networks from Add network spinner

Filter unsupported networks from Add network spinner. Removed entries
from wifi_dialog.xml, adding them dynamically based on device
capabilities. Adding position-to-security table, that decouples spinner
positions from security values.

Bug: 112195778
Test: atest WifiConfigControllerTest + device functional test
Change-Id: I6a814c4d69fbd8d8076db5dbaa5da807b4da4c32