gh-87304: Improve comments in language reference for imports (GH-92164)

(cherry picked from commit ee2205b)

Co-authored-by: Robert Yang <[email protected]>

Author: miss-islington

Doc/reference/simple_stmts.rst

@@ -795,9 +795,9 @@ The :keyword:`from` form uses a slightly more complex process:
 Examples::
 
    import foo                 # foo imported and bound locally
-   import foo.bar.baz         # foo.bar.baz imported, foo bound locally
-   import foo.bar.baz as fbb  # foo.bar.baz imported and bound as fbb
-   from foo.bar import baz    # foo.bar.baz imported and bound as baz
+   import foo.bar.baz         # foo, foo.bar, and foo.bar.baz imported, foo bound locally
+   import foo.bar.baz as fbb  # foo, foo.bar, and foo.bar.baz imported, foo.bar.baz bound as fbb
+   from foo.bar import baz    # foo, foo.bar, and foo.bar.baz imported, foo.bar.baz bound as baz
    from foo import attr       # foo imported and foo.attr bound as attr
 
 .. index:: single: * (asterisk); import statement