WifiCrashTest: Kill the pixel HAL daemoan

Depending on the device, the vendor HAL could be different. so, modify
the killall command to kill both the processes.

Bug: 129082630
Test: None
Change-Id: I480a7988cac6148dbc9bccca52c85fdfcff17dc4
diff --git a/acts/tests/google/wifi/WifiCrashTest.py b/acts/tests/google/wifi/WifiCrashTest.py
index e85c50e..6d1123e 100755
--- a/acts/tests/google/wifi/WifiCrashTest.py
+++ b/acts/tests/google/wifi/WifiCrashTest.py
@@ -33,7 +33,7 @@
 # for the system to settle down after the operation.
 DEFAULT_TIMEOUT = 10
 WIFICOND_KILL_SHELL_COMMAND = "killall wificond"
-WIFI_VENDOR_HAL_KILL_SHELL_COMMAND = "killall android.hardware.wifi@1.0-service"
+WIFI_VENDOR_HAL_KILL_SHELL_COMMAND = "killall android.hardware.wifi@1.0-service vendor.google.wifi_ext@1.0-service-vendor"
 SUPPLICANT_KILL_SHELL_COMMAND = "killall wpa_supplicant"
 
 class WifiCrashTest(WifiBaseTest):