patman: Convert camel case in tout.py

Convert this file to snake case and update all files which use it.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index f85581c..123fdb1 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -240,7 +240,7 @@
 
     def setUp(self):
         # Enable this to turn on debugging output
-        # tout.Init(tout.DEBUG)
+        # tout.init(tout.DEBUG)
         command.test_result = None
 
     def tearDown(self):