wifi: Add STA + STA HIDL API's

Add the HIDL API's + shim + VTS tests.

Bug: 170305665
Test: atest VtsHalWifiV1_3TargetTest VtsHalWifiV1_5TargetTest
Change-Id: I26ada11aebfe8082bfda251cf7e6990e0aa08a06
diff --git a/wifi/1.5/IWifiNanIfaceEventCallback.hal b/wifi/1.5/IWifiNanIfaceEventCallback.hal
index 867c03c..046b702 100644
--- a/wifi/1.5/IWifiNanIfaceEventCallback.hal
+++ b/wifi/1.5/IWifiNanIfaceEventCallback.hal
@@ -40,5 +40,5 @@
      * @param capabilities Capability data.
      */
     oneway notifyCapabilitiesResponse_1_5(CommandIdShort id, WifiNanStatus status,
-                                    NanCapabilities capabilities);
-};
\ No newline at end of file
+        NanCapabilities capabilities);
+};