Make some more of the LLDB/SWIG/Python glue Python 3 aware.

Mostly this is just converting some print statements to print
functions.

llvm-svn: 250533
diff --git a/lldb/scripts/interface/SBValue.i b/lldb/scripts/interface/SBValue.i
index e7e67b7..725c551 100644
--- a/lldb/scripts/interface/SBValue.i
+++ b/lldb/scripts/interface/SBValue.i
@@ -22,9 +22,9 @@
             GPRs = regs
             break
 
-    print '%s (number of children = %d):' % (GPRs.GetName(), GPRs.GetNumChildren())
+    print('%s (number of children = %d):' % (GPRs.GetName(), GPRs.GetNumChildren()))
     for reg in GPRs:
-        print 'Name: ', reg.GetName(), ' Value: ', reg.GetValue()
+        print('Name: ', reg.GetName(), ' Value: ', reg.GetValue())
 
 produces the output: