tests: check for libsofthsm in more paths
tests: check for libsofthsm in more paths

dengert/libp11,nmav/libp11,mtrojnar/libp11,OpenSC/libp11,mouse07410/libp11,mouse07410/libp11,dengert/libp11,mtrojnar/libp11,OpenSC/libp11,nmav/libp11