pcl: Fix build error
pcl: Fix build error

Error was:

CMake Error: TRY_RUN() invoked in cross-compiling mode, please set the following cache variables appropriately:
   HAVE_POSIX_MEMALIGN_EXITCODE (advanced)
   HAVE_POSIX_MEMALIGN_EXITCODE__TRYRUN_OUTPUT (advanced)

bmwcarit/meta-ros,bmwcarit/meta-ros,bmwcarit/meta-ros,bmwcarit/meta-ros