tests: uart_async_api: skip test cases if LPUART is present without DMA

if DMA support is not present, LPUART driver will not compile when async
API support is required. Skip test cases when dma support is not present
and LPUART driver is enabled.

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>

tests/drivers/uart/uart_async_api/testcase.yaml

@@ -6,7 +6,7 @@ common:
 tests:
   drivers.uart.async_api:
     tags: drivers
-    filter: CONFIG_UART_CONSOLE and CONFIG_SERIAL_SUPPORT_ASYNC
+    filter: CONFIG_UART_CONSOLE and CONFIG_SERIAL_SUPPORT_ASYNC and not CONFIG_UART_MCUX_LPUART
     harness: ztest
     harness_config:
       fixture: gpio_loopback
@@ -20,9 +20,14 @@ tests:
     extra_args: DTC_OVERLAY_FILE="boards/nrf52840dk_nrf52840.overlay;boards/nrf_uart.overlay"
   drivers.uart.async_api.rtt:
     tags: drivers
-    filter: CONFIG_UART_CONSOLE and CONFIG_SERIAL_SUPPORT_ASYNC and CONFIG_HAS_SEGGER_RTT
+    filter: CONFIG_UART_CONSOLE and CONFIG_SERIAL_SUPPORT_ASYNC and CONFIG_HAS_SEGGER_RTT and not CONFIG_UART_MCUX_LPUART
     extra_args: DTC_OVERLAY_FILE=boards/segger_rtt.overlay
     extra_configs:
       - CONFIG_USE_SEGGER_RTT=y
       - CONFIG_UART_RTT=y
     build_only: true
+  drivers.uart.async_api.lpuart:
+    tags: drivers
+    filter: CONFIG_UART_CONSOLE and CONFIG_SERIAL_SUPPORT_ASYNC and CONFIG_UART_MCUX_LPUART
+    harness: ztest
+    depends_on: dma