update some todo text

Author: rickeylev

peps/pep-0796.rst

@@ -162,8 +162,6 @@ defined. Typically it means having shell code use ``$0`` to locate the
 appropriate ``bin/python3`` executable, but installers are free to use whatever
 mechanism they want (e.g. a native polyglot executable).
 
-todo: copy/paste example shell?
-
 Copying a Venv to Another Host
 =================================
 
@@ -204,7 +202,7 @@ A reference implementation is available by using the combination of:
 Open Issues
 ===========
 
-todo: list any that are brought up and unresolved
+(todo: placeholder section to be updated after discussions)
 
 Footnotes
 =========