Fix: aligned stack test uses non-aligned data array.

3 jobs from coninuation in 3 minutes 23 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #3629
build_cmake

00:54

 
  Test
passed #3630
run_tests

00:53

 
  Sanitizer
passed #3631
run_address_sanitizer

01:36