Convert print statements to print function calls.

This patch was generating by running `2to3` on the files in the
lldb/test directory.  This patch should be NFC, but it does
introduce the `from __future__ import print_function` line, which
will break future uses of the print statement.

llvm-svn: 250763
diff --git a/lldb/test/curses_results.py b/lldb/test/curses_results.py
index 18ecd66..89d28dd 100644
--- a/lldb/test/curses_results.py
+++ b/lldb/test/curses_results.py
@@ -9,6 +9,8 @@
 Configuration options for lldbtest.py set by dotest.py during initialization
 """
 
+from __future__ import print_function
+
 import curses
 import datetime
 import lldbcurses
@@ -43,7 +45,7 @@
             self.have_curses = False
             lldbcurses.terminate_curses()
             self.using_terminal = False
-            print "Unexpected error:", sys.exc_info()[0]
+            print("Unexpected error:", sys.exc_info()[0])
             raise