[3.10] Fix typos in Doc folder (GH-100880). (#100915)

Co-authored-by: Semen Zhydenko <[email protected]>

Author: hugovk

Doc/library/ctypes.rst

@@ -390,7 +390,7 @@ regular, non-variadic, function arguments:
 
    libc.printf.argtypes = [ctypes.c_char_p]
 
-Because specifying the attribute does inhibit portability it is adviced to always
+Because specifying the attribute does inhibit portability it is advised to always
 specify ``argtypes`` for all variadic functions.