Bump shoulda-matchers from 6.3.1 to 6.4.0 (#611)

Bumps [shoulda-matchers](https://github.com/thoughtbot/shoulda-matchers)
from 6.3.1 to 6.4.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/thoughtbot/shoulda-matchers/releases">shoulda-matchers's
releases</a>.</em></p>
<blockquote>
<h2>v6.4.0</h2>
<h2>6.4.0 - 2024-08-16</h2>
<h2>What's Changed</h2>
<h3>Features</h3>
<ul>
<li>Add Rails 7.2 compatibility by <a
href="https://github.com/theodorton"><code>@​theodorton</code></a> (<a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/issues/1632">#1632</a>)</li>
</ul>
<p><a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/issues/1632">#1632</a>:
<a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/pull/1632">thoughtbot/shoulda-matchers#1632</a></p>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/thoughtbot/shoulda-matchers/blob/main/CHANGELOG.md">shoulda-matchers's
changelog</a>.</em></p>
<blockquote>
<h2>6.4.0 - 2024-08-16</h2>
<h2>What's Changed</h2>
<h3>Features</h3>
<ul>
<li>Add Rails 7.2 compatibility by <a
href="https://github.com/theodorton"><code>@​theodorton</code></a> (<a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/issues/1632">#1632</a>)</li>
</ul>
<p><a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/issues/1632">#1632</a>:
<a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/pull/1632">thoughtbot/shoulda-matchers#1632</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/thoughtbot/shoulda-matchers/commit/8890f3d182eebf2a6c8d5024afd656c2274a90c1"><code>8890f3d</code></a>
chore: Bump version to 6.4.0 and update CHANGELOG.md</li>
<li><a
href="https://github.com/thoughtbot/shoulda-matchers/commit/5c9296634eee8733d89acd8cf6a18ecaba976325"><code>5c92966</code></a>
Rails 7.2 compatibility (<a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/issues/1632">#1632</a>)</li>
<li><a
href="https://github.com/thoughtbot/shoulda-matchers/commit/1484cbd039976bf90202147ff242863e36dc08d1"><code>1484cbd</code></a>
Fix anchor links in readme usage section (<a
href="https://redirect.github.com/thoughtbot/shoulda-matchers/issues/1647">#1647</a>)</li>
<li>See full diff in <a
href="https://github.com/thoughtbot/shoulda-matchers/compare/v6.3.1...v6.4.0">compare
view</a></li>
</ul>
</details>
<br />


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</details>

Author: rsmithlal

Gemfile.lock

@@ -315,7 +315,7 @@ GEM
     mime-types-data (3.2024.0702)
     mini_magick (4.13.2)
     mini_mime (1.1.5)
-    minitest (5.25.0)
+    minitest (5.25.1)
     mobility (1.2.9)
       i18n (>= 0.6.10, < 2)
       request_store (~> 1.0)
@@ -524,7 +524,7 @@ GEM
       concurrent-ruby (~> 1.0, >= 1.0.2)
     shoulda-callback-matchers (1.1.4)
       activesupport (>= 3)
-    shoulda-matchers (6.3.1)
+    shoulda-matchers (6.4.0)
       activesupport (>= 5.2.0)
     sidekiq (7.3.0)
       concurrent-ruby (< 2)