Merge changes from topic "aggressive-roaming-hal" into main

* changes:
  Add aggressive roaming support to the Vendor HAL implementation.
  Add enum for aggressive roaming mode to the Vendor HAL AIDL interface.

wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaRoamingState.aidl

@@ -36,4 +36,5 @@ package android.hardware.wifi;
 enum StaRoamingState {
   DISABLED = 0,
   ENABLED = 1,
+  AGGRESSIVE = 2,
 }

wifi/aidl/android/hardware/wifi/StaRoamingState.aidl

@@ -32,4 +32,9 @@ enum StaRoamingState {
      * the |StaRoamingConfig| parameters set using |configureRoaming|.
      */
     ENABLED = 1,
+    /**
+     * Driver/Firmware is allowed to roam more aggressively. For instance,
+     * roaming can be triggered at higher RSSI thresholds than normal.
+     */
+    AGGRESSIVE = 2,
 }

wifi/aidl/default/aidl_struct_util.cpp

@@ -1147,6 +1147,8 @@ legacy_hal::fw_roaming_state_t convertAidlRoamingStateToLegacy(StaRoamingState s
             return legacy_hal::ROAMING_ENABLE;
         case StaRoamingState::DISABLED:
             return legacy_hal::ROAMING_DISABLE;
+        case StaRoamingState::AGGRESSIVE:
+            return legacy_hal::ROAMING_AGGRESSIVE;
     };
     CHECK(false);
 }

wifi/aidl/default/wifi_legacy_hal.h

@@ -186,6 +186,7 @@ using ::NanTransmitFollowupRequest;
 using ::NanTxType;
 using ::NpkSecurityAssociation;
 using ::PASN;
+using ::ROAMING_AGGRESSIVE;
 using ::ROAMING_DISABLE;
 using ::ROAMING_ENABLE;
 using ::RTT_PEER_AP;