[WPA3-Enterprise] Fix connection issues to ECDSA networks

Fix connection issues with ECDSA networks. The initialization of
the Suite-B ciphers was not performed due to a bug in the logic
that checked if KeyStore is required for the connection.

Bug: 161570436
Test: atest WifiKeyStoreTest
Test: Connect to WPA3-Enterprise 192-bit ECDSA and RSA networks
Test: Connect to WPA2-Enterprise network
Change-Id: I34489a69f91802cc9bf0c64ae3734ae237ead47b
Merged-In: I34489a69f91802cc9bf0c64ae3734ae237ead47b
(cherry picked from commit 27e757ab5d4c65462295b1a985eb823a8e1199d1)
4 files changed