DAOS-16168 build: Ignore scons version deprecation (#14715)

Disable warning for deprecated support for python
version so it doesn't fail the build.

Signed-off-by: Jeff Olivier <jeffolivier@google.com>

SConstruct

@@ -373,6 +373,9 @@ def scons():
 
     deps_env = Environment()
 
+    # Silence deprecation warning so it doesn't fail the build
+    SetOption('warn', ['no-python-version'])
+
     add_command_line_options()
 
     # Scons strips out the environment, however that is not always desirable so add back in