build(deps-dev): Bump jsii-docgen from 1.8.81 to 1.8.82 (#338)

Bumps [jsii-docgen](https://github.com/eladb/jsii-docgen) from 1.8.81 to 1.8.82.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/eladb/jsii-docgen/releases">jsii-docgen's releases</a>.</em></p>
<blockquote>
<h2>v1.8.82</h2>
<h3><a href="https://github.com/eladb/jsii-docgen/compare/v1.8.81...v1.8.82">1.8.82</a> (2021-05-17)</h3>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/cdklabs/jsii-docgen/commit/1b77d289c4e95ca746d4eb02b753d6da8421f029"><code>1b77d28</code></a> chore: upgrade projen (<a href="https://github-redirect.dependabot.com/eladb/jsii-docgen/issues/326">#326</a>)</li>
<li>See full diff in <a href="https://github.com/eladb/jsii-docgen/compare/v1.8.81...v1.8.82">compare view</a></li>
</ul>
</details>
<br />


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</details>

yarn.lock

@@ -3611,9 +3611,9 @@ jsii-diff@^1.19.0:
  yargs "^16.2.0"
 
 jsii-docgen@^1.8.33:
- version "1.8.81"
- resolved "https://registry.yarnpkg.com/jsii-docgen/-/jsii-docgen-1.8.81.tgz#68e3d452b7ea8b785590a2632651446aff1a9978"
- integrity sha512-ALCeXQ5xvU+/q5NRCl2a/AAg0ThGWFyG7T9CqS2Rb+PDFctKxYl5H9MBU+wzDKPkNAN6PMdz7Rh6RYtYVbr4sA==
+ version "1.8.82"
+ resolved "https://registry.yarnpkg.com/jsii-docgen/-/jsii-docgen-1.8.82.tgz#3660c8a18673162f6ad37ad22d1cdb10e948c7a0"
+ integrity sha512-XEzPOMDqJbu1CsvUWHcZFq6Hs0lPq0ZKk/GTBHGIIjFLawCjrMSVZWasAwSSLKyWyhQn2BZVWFjrHLX7zruMUA==
  dependencies:
  "@jsii/spec" "^1.16.0"
  fs-extra "^9.0.1"