Change labconfig default for save_hg_info to False

Should have been done along side labscriptsuite/labscript#90

Author: philipstarkey

labscript_profile/default_profile/labconfig/example.ini

@@ -36,7 +36,7 @@ hdf5_viewer = %%LOCALAPPDATA%%\HDF_Group\HDFView\3.1.0\hdfview.bat
 hdf5_viewer_arguments = {file}
 
 [labscript]
-save_hg_info = True
+save_hg_info = False
 save_git_info = False
 
 [BLACS/plugins]