Merge fix for #16489 from 3.3

diff --cc Doc/library/importlib.rst
Simple merge

diff --cc Misc/NEWS
index 9a78c0851c31c80b43eb554ba7c19b17fec35b4d,217eecd7e187119b24b50e8516ebf487540927c2..a544b8b0182584da6e9c84dc50c295f946ce0857
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -376,6 -265,15 +376,9 @@@ Buil
  Documentation
  -------------
  
 -- Issue #16489: Make it clearer that importlib.find_loader() requires any and
 -  all packages to be separately imported.
++- Issue #16489: Make it clearer that importlib.find_loader() needs parent
++  packages to be explicitly imported.
+ 
  - Issue #16400: Update the description of which versions of a given package
    PyPI displays.