Adding leakage test python file

Author: Upatel-NI

…igital/leakage_test/nidigital_leakage.py …l/leakage_test/nidigital_leakage_test.pysrc/nidigital/leakage_test/nidigital_leakage.py renamed to src/nidigital/leakage_test/nidigital_leakage_test.py src/nidigital/leakage_test/nidigital_leakage.py renamed to src/nidigital/leakage_test/nidigital_leakage_test.py

@@ -10,7 +10,7 @@
         python nidigital_leakage_test.py
 
 ii.  From terminal (with custom values):
-        python nidigital_leakage_test.py -n "PXIe6570" -tv "0,3" -cl "25e-6" -pv "3.3" -at "20e-6" -dcl "10e-6" -pcl "10e-3"
+        python nidigital_leakage_test.py -n "PXI1Slot2" -tv "0,3" -cl "25e-6" -pv "3.3" -at "20e-6" -dcl "2e-6" -pcl "10e-3"
         for more custom options, see the documentation of the example
 
 iii. To simulate without hardware: