When we change documentation or board images, do not build all tests for
this board. Only add more tests when actual code has changed.
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
Check if any board files have changed and build more tests with this
board to uncover any build regressions.
Signed-off-by: Anas Nashif <anas.nashif@intel.com>