Bump coveralls from 3.1.0 to 3.1.1 (#505)

Bumps [coveralls](https://github.com/nickmerwin/node-coveralls) from 3.1.0 to 3.1.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/nickmerwin/node-coveralls/releases">coveralls's releases</a>.</em></p>
<blockquote>
<h2>Maintenance / Security updates</h2>
<ul>
<li>swapped <code>exec</code> for <code>execFile</code>. Credit: Adar Zandberg from the CxSCA AppSec team at Checkmarx.</li>
<li>updated <code>devDependencies</code></li>
<li>merged Dependabot PRs</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/565da5f354758903445db6cbee3bdba9ec697b9e"><code>565da5f</code></a> swap exec for execFile in fetchGitData</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/79c97ba7bb601feac01b1a68af4781fd02b0ade4"><code>79c97ba</code></a> Bump dot-prop from 4.2.0 to 4.2.1</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/59643bcaa1aa42369ef61ade58f3d0b1da20fbc7"><code>59643bc</code></a> Bump hosted-git-info from 2.8.8 to 2.8.9</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/326abbcea6a63c337adb6f494c62fd02beb2604f"><code>326abbc</code></a> Bump lodash from 4.17.15 to 4.17.21</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/959893005d263d4498f92539f23d0532b4d046fc"><code>9598930</code></a> Bump y18n from 4.0.0 to 4.0.1</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/3bf6386f361a13d3d4f102ec429a2e12aca07555"><code>3bf6386</code></a> Bump ini from 1.3.5 to 1.3.7</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/21f7b1da017e1b2386b4354a0d8345937294fd26"><code>21f7b1d</code></a> Update README.md</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/65fd0136553b0973e7863b272d79e5a3f1cc907f"><code>65fd013</code></a> xo: make <code>handle-callback-err</code> an error.</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/f4dee8416e4f564956ada8229d67c6199ea8fef6"><code>f4dee84</code></a> Regenerate package-lock.json</li>
<li><a href="https://github.com/nickmerwin/node-coveralls/commit/3f808ee70c77f052a94a223f32e0248fc5d48617"><code>3f808ee</code></a> package.json: reorder properties and add homepage</li>
<li>Additional commits viewable in <a href="https://github.com/nickmerwin/node-coveralls/compare/v3.1.0...3.1.1">compare view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=coveralls&package-manager=npm_and_yarn&previous-version=3.1.0&new-version=3.1.1)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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</details>

yarn.lock

@@ -6916,9 +6916,9 @@ cosmiconfig@^7.0.0:
     yaml "^1.10.0"
 
 coveralls@^3.0.9:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.1.0.tgz#13c754d5e7a2dd8b44fe5269e21ca394fb4d615b"
-  integrity sha512-sHxOu2ELzW8/NC1UP5XVLbZDzO4S3VxfFye3XYCznopHy02YjNkHcj5bKaVw2O7hVaBdBjEdQGpie4II1mWhuQ==
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.1.1.tgz#f5d4431d8b5ae69c5079c8f8ca00d64ac77cf081"
+  integrity sha512-+dxnG2NHncSD1NrqbSM3dn/lE57O6Qf/koe9+I7c+wzkqRmEvcp0kgJdxKInzYzkICKkFMZsX3Vct3++tsF9ww==
   dependencies:
     js-yaml "^3.13.1"
     lcov-parse "^1.0.0"