tests/rsa-common: Add function to create various tokens
tests/rsa-common: Add function to create various tokens

This allows the creation of multiple devices in the test scripts.

Signed-off-by: Anderson Toshiyuki Sasaki <0eb979acf0fefd0d71f7bfe827cefd5c28215c2b@redhat.com>

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