tests: drivers: flash: common: disable unaligned acces testcase

Twister does not have a functionality to quarantine single test case.
As a quick workaround, move source from zephyr, but disable
failing test with ifdef. When issue is fixed, this commit should
be reverted.

Signed-off-by: Marcin Szymczyk <[email protected]>

Author: masz-nordic

tests/zephyr/drivers/flash/common/CMakeLists.txt

@@ -4,5 +4,4 @@ cmake_minimum_required(VERSION 3.20.0)
 find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 project(nrf_qspi_nor)
 
-FILE(GLOB app_sources ${ZEPHYR_BASE}/tests/drivers/flash/common/src/*.c)
-target_sources(app PRIVATE ${app_sources})
+target_sources(app PRIVATE src/main.c)