chore: Update discovery artifacts (#1379)

## Deleted keys were detected in the following stable discovery artifacts:
servicemanagement v1 https://github.com/googleapis/google-api-python-client/commit/ac046117b12b43e03e748ebd0c442b340ed99183

## Discovery Artifact Change Summary:
feat(adexchangebuyer2): update the api https://github.com/googleapis/google-api-python-client/commit/e1ebe49bc9e2e007c61188202f0345c96083c19a
feat(displayvideo): update the api https://github.com/googleapis/google-api-python-client/commit/4f37d8b0d43f2172fdae627605947b3ba15b06c2
feat(gkehub): update the api https://github.com/googleapis/google-api-python-client/commit/e12ff0958ed9016356c8711039a15334d2f0d6f6
feat(servicemanagement): update the api https://github.com/googleapis/google-api-python-client/commit/ac046117b12b43e03e748ebd0c442b340ed99183
feat(spanner): update the api https://github.com/googleapis/google-api-python-client/commit/43f1be2ea175a79e463d77cf3155e7b8ab1b26f6
diff --git a/docs/dyn/osconfig_v1alpha.projects.html b/docs/dyn/osconfig_v1alpha.projects.html
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+
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+
+<h1><a href="osconfig_v1alpha.html">OS Config API</a> . <a href="osconfig_v1alpha.projects.html">projects</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="osconfig_v1alpha.projects.locations.html">locations()</a></code>
+</p>
+<p class="firstline">Returns the locations Resource.</p>
+
+<p class="toc_element">
+  <code><a href="#close">close()</a></code></p>
+<p class="firstline">Close httplib2 connections.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+</body></html>
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