soc: nxp_s32: s32ze: include device headers in soc.h

To simplify the inclusion of device headers in common code for
NXP S32 devices, make sure all SoCs are including their respective
device headers. This PR adds the missing headers for S32Z/E.

Signed-off-by: Manuel Argüelles <manuel.arguelles@nxp.com>

soc/arm/nxp_s32/s32ze/soc.h

@@ -10,6 +10,12 @@
 /* Do not let CMSIS to handle GIC */
 #define __GIC_PRESENT 0
 
+#if defined(CONFIG_SOC_S32Z27_R52)
+#include <S32Z2.h>
+#else
+#error "SoC not supported"
+#endif
+
 /* Aliases for peripheral base addresses */
 
 /* SIUL2 */