leon2 results using sis

[Joel Sherrill]

Hi

I added rtems-tester configurations for erc32, leon2 and
leon3 using sis. These were the test results for leon2.


Passed:   514
Failed:     1
Timeouts:   6
Invalid:    0
-------------
Total:    521

Failures:
  heapwalk.exe
Timeouts:
  crypt01.exe
  capture.exe
  monitor.exe
  termios.exe
  top.exe
  fileio.exe
Average test time: 0:00:01.132157
Testing time     : 0:09:49.853880


--joel