[nrf noup] tests: drivers: flash: common: run on SDP MSPI

Changing test parameters when running for SDP MSPI.

Signed-off-by: Jakub Zymelka <[email protected]>

Author: jaz1-nordic

tests/drivers/flash/common/src/main.c

@@ -32,7 +32,9 @@
 #elif defined(TEST_AREA_DEV_NODE)
 
 #define TEST_AREA_DEVICE	DEVICE_DT_GET(TEST_AREA_DEV_NODE)
+#ifndef TEST_AREA_OFFSET
 #define TEST_AREA_OFFSET	0xff000
+#endif
 
 #if DT_NODE_HAS_PROP(TEST_AREA_DEV_NODE, size_in_bytes)
 #define TEST_AREA_MAX DT_PROP(TEST_AREA_DEV_NODE, size_in_bytes)