Fix some more dependencies.

diff --git a/tests/examples/step-22.output b/tests/examples/step-22.with_umfpack=true.output
similarity index 100%
rename from tests/examples/step-22.output
rename to tests/examples/step-22.with_umfpack=true.output

diff --git a/tests/examples/step-37.output b/tests/examples/step-37.with_lapack=true.output
similarity index 100%
rename from tests/examples/step-37.output
rename to tests/examples/step-37.with_lapack=true.output

diff --git a/tests/examples/step-56.output b/tests/examples/step-56.with_umfpack=true.output
similarity index 100%
rename from tests/examples/step-56.output
rename to tests/examples/step-56.with_umfpack=true.output

diff --git a/tests/examples/step-57.output b/tests/examples/step-57.with_umfpack=true.output
similarity index 100%
rename from tests/examples/step-57.output
rename to tests/examples/step-57.with_umfpack=true.output

diff --git a/tests/examples/step-59.output b/tests/examples/step-59.with_lapack=true.output
similarity index 100%
rename from tests/examples/step-59.output
rename to tests/examples/step-59.with_lapack=true.output