modules: make openisa HAL a zephyr module

Make this extract from ext/ a west module.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

vega_sdk_riscv/Kconfig

@@ -1,24 +0,0 @@
-# Copyright (c) 2018 Foundries.io
-#
-# SPDX-License-Identifier: Apache-2.0
-
-menuconfig VEGA_SDK_HAL
-	bool "RV32M1 VEGA SDK support"
-	depends on SOC_OPENISA_RV32M1_RISCV32
-
-config HAS_RV32M1_LPUART
-	bool
-	help
-	  Set if the low power uart (LPUART) module is present in the SoC.
-
-config HAS_RV32M1_LPI2C
-	bool
-	help
-	  Set if the low power i2c (LPI2C) module is present in the SoC.
-
-config HAS_RV32M1_FTFX
-	bool
-	help
-	  Set if the flash memory (FTFA, FTFE, or FTFL) module is present in
-	  the SoC.
-

zephyr/module.yml

@@ -0,0 +1,2 @@
+build:
+  cmake: .