drivers: Disable BLE support

The code doesn't build. The main-tree HCI driver is about to removed,
including the Kconfig option, which means that we can't have dependent
Kconfig options in this tree.

Signed-off-by: Johan Hedberg <johan.hedberg@gmail.com>

tlsr9/Kconfig

@@ -1,4 +1,6 @@
 # Copyright (c) 2022 Telink Semiconductor
 # SPDX-License-Identifier: Apache-2.0
 
-rsource "ble/vendor/controller/Kconfig"
+# Disabled, since the code doesn't build and the driver has been removed
+# from the Zephyr main tree.
+#rsource "ble/vendor/controller/Kconfig"