tests: rename 'recurs*.sh' to 'var-recurs*.sh' * t/recurs.sh: Rename ... * t/var-recurs.sh: ... to this. * t/recurs2.sh: Rename ... * t/var-recurs2.sh: ... to this. * tests/list-of-tests.mk: Adjust. Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>