chore: Update discovery artifacts (#1392)

## Discovery Artifact Change Summary:
feat(androidmanagement): update the api https://github.com/googleapis/google-api-python-client/commit/877990251a43acbc447a1f2f963beb3bbfc6352f
feat(content): update the api https://github.com/googleapis/google-api-python-client/commit/eaf742d4e933744abc72c1808f1e5a16dccaa1d4
diff --git a/docs/dyn/index.md b/docs/dyn/index.md
index ae9ba5f..643aff1 100644
--- a/docs/dyn/index.md
+++ b/docs/dyn/index.md
@@ -553,6 +553,10 @@
 * [v1beta1](http://googleapis.github.io/google-api-python-client/docs/dyn/iap_v1beta1.html)
 
 
+## ideahub
+* [v1alpha](http://googleapis.github.io/google-api-python-client/docs/dyn/ideahub_v1alpha.html)
+
+
 ## identitytoolkit
 * [v3](http://googleapis.github.io/google-api-python-client/docs/dyn/identitytoolkit_v3.html)