git: openjdk/amber-docs: Add eg-drafts for deconstruction patterns and reconstructors

[duke]

Changeset: 03f4c31a
Author:    briangoetz <brian at briangoetz.com>
Date:      2020-08-12 16:39:29 +0000
URL:       https://git.openjdk.java.net/amber-docs/commit/03f4c31a

Add eg-drafts for deconstruction patterns and reconstructors

+ eg-drafts/deconstruction-patterns-records-and-classes.md
+ eg-drafts/reconstruction-records-and-classes.md