tests: allow run new analyses in tests
tests: allow run new analyses in tests

not automatically yet, but for manual testing.
Use env variable DG_TESTS_PTA

Signed-off-by: Marek Chalupa <a05df156a69ad59faa9af9b666ef78009594c145@gmail.com>

mchalupa/dg,mchalupa/dg,mchalupa/dg,mchalupa/dg