DOCS: Fix user guide circuit example (#5305)

Co-authored-by: ring630 <@gmail.com>
Co-authored-by: Sébastien Morais <[email protected]>

doc/source/User_guide/intro.rst

@@ -30,7 +30,7 @@ This code creates a project and saves it with PyAEDT:
     cir =  ansys.aedt.core.Circuit(non_graphical=False)
     cir.save_project(my_path)
     ...
-    cir.release_desktop(save_project=True, close_desktop=True)
+    cir.release_desktop(close_projects=True, close_desktop=True)
     # Desktop is released here.
 
 This code uses PyAEDT to access the Ansys EDB proprietary layout format: