Python: Change console banner color-style to info

Update the style of the Python Console banner to "INFO" instead of
"OUTPUT".

This change makes it easier to difference user generated output from the
initial banner text.

This also has an advantage that "Copy as Script" excludes the banner.

Ref !105188.

scripts/modules/console_python.py

@@ -329,8 +329,11 @@ def banner(context):
         "",
     )
 
+    # NOTE: Using `OUTPUT` style (intended for the `stdout` is also valid).
+    # Using `INFO` has a slight advantage that it's excluded by the "Copy as Script" operator.
+    # As the banner isn't useful to include in a script - leave it out.
     for line in message:
-        add_scrollback(line, 'OUTPUT')
+        add_scrollback(line, 'INFO')
 
     sc.prompt = PROMPT