Disable Timing Adapters for Corstone-310

The Timing Adapters are disabled until a proper configuration
exists.

Change-Id: I3f44c74f9b11e1c032522c0fda448b9779ddc43f
diff --git a/targets/corstone-310/CMakeLists.txt b/targets/corstone-310/CMakeLists.txt
index d9da888..ec0a57a 100644
--- a/targets/corstone-310/CMakeLists.txt
+++ b/targets/corstone-310/CMakeLists.txt
@@ -28,7 +28,7 @@
 
 set(ETHOSU_TARGET_NPU_CONFIG "ethos-u55-256" CACHE STRING "NPU configuration")
 set(ETHOSU_TARGET_NPU_COUNT 1 CACHE INTERNAL "Number of NPUs")
-set(ETHOSU_TARGET_NPU_TA_COUNT 2 CACHE INTERNAL "Number of timing adapters per NPU")
+set(ETHOSU_TARGET_NPU_TA_COUNT 0 CACHE INTERNAL "Number of timing adapters per NPU")
 
 set(ETHOSU_PMU_EVENT_0 -1 CACHE STRING "PMU Event #0")
 set(ETHOSU_PMU_EVENT_1 -1 CACHE STRING "PMU Event #1")