Update vexpress device type. Renamed to vexpress-a9 in LAVA.
diff --git a/lava-submit.py b/lava-submit.py
index 3b5e46e..50f31ae 100755
--- a/lava-submit.py
+++ b/lava-submit.py
@@ -16,7 +16,7 @@
     'origen': 'leb-origen',
     'snowball_sd': 'leb-snowball',
     'beaglexm': 'beaglexm',
-    'vexpress': 'vexpress',
+    'vexpress-a9': 'vexpress',
     'mx53loco': 'mx53loco',
 }
 
@@ -122,7 +122,7 @@
         tests = tests_alip + tests
 
     # removing bluetooth and wifi for devices that don't support it
-    if args.device_type in ['beaglexm', 'vexpress', 'mx53loco']:
+    if args.device_type in ['beaglexm', 'vexpress-a9', 'mx53loco']:
         try:
             tests.remove('bluetooth-enablement')
             tests.remove('wifi-enablement')
@@ -130,7 +130,7 @@
             pass
 
     # vexpress doesn't support PM, so disable pwrmgmt
-    if args.device_type in ['vexpress']:
+    if args.device_type in ['vexpress-a9']:
         try:
             tests.remove('pwrmgmt')
         except ValueError: