[io grant] Remove DateTime tutorial from IO::Path docs

Author: zoffixznet

doc/Type/IO/Path.pod6

@@ -689,17 +689,12 @@ on Operating Systems where these are available:
 
 =head2 method modified
 
-Return an L<Instant> object representing the timestamp when the file was
+Returns an L«C<Instant>|/type/Instant» object indicating when the file was
 last modified.
 
 =for code :skip-test
-say "path/to/file".IO.modified;               #  e.g. Instant:1424089165
-
-To obtain a human-readable form of the timestamp, call C<DateTime> method
-on the returned C<Instant>, to convert it into a L<DateTime> object:
-
-=for code :skip-test
-say "path/to/file".IO.modified.DateTime;      # e.g. 2015-02-16T12:18:50Z
+say "path/to/file".IO.modified;          # Instant:1424089165
+say "path/to/file".IO.modified.DateTime; # 2015-02-16T12:18:50Z
 
 =head2 method accessed
 
@@ -709,28 +704,17 @@ last accessed time may not update on I<each access> to the file, but only
 on the first access after modifications.
 
 =for code :skip-test
-say "path/to/file".IO.accessed;               # e.g. Instant:1424353577
-say "path/to/file".IO.accessed.DateTime;      # e.g. 2015-02-19T13:45:42Z
+say "path/to/file".IO.accessed;          # Instant:1424353577
+say "path/to/file".IO.accessed.DateTime; # 2015-02-19T13:45:42Z
 
 =head2 method changed
 
-Return an L<Instant> object representing the timestamp when the inode was
-last changed.
-
-=for code :skip-test
-"path/to/file".IO.changed;                    # e.g. Instant:1424089165
-
-To obtain a human-readable form of the timestamp, use a L<DateTime> object:
-
-=for code :skip-test
-say DateTime.new("path/to/file".IO.changed);  # e.g. 2015-02-16T12:18:50Z
-
-or more readably:
+Returns an L«C<Instant>|/type/Instant» object indicating the file or directory
+was last changed.
 
 =for code :skip-test
-my $change_instant = "path/to/file".IO.changed;
-my $change_time = DateTime.new($change_instant);
-say $change_time;                             # e.g. 2015-02-16T12:18:50Z
+say "path/to/file".IO.changed;           # Instant:1424089165
+say "path/to/file".IO.changed.DateTime;  # 2015-02-16T12:18:50Z
 
 =head1 File permissions retrieval