Fix attribute typo in Argo CD plugin (#841)

Co-authored-by: GitHub Actions <[email protected]>

Author: jmagak

artifacts/rhdh-plugins-reference/argocd/argocd-plugin-readme.adoc

@@ -33,4 +33,4 @@ image::rhdh-plugins-reference/deployment_summary.png[Deployment summary]
 [role="_additional-resources"]
 .Additional resources
 
-* For more information on dynamic plugins, see link:https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.2/html/configuring_plugins_in_red_hat_developer_hub/rhdh-installing-dynamic-plugins[Dynamic plugin installation].
+* For more information on installing dynamic plugins, see link:{installing-and-viewing-dynamic-plugins-url}[{installing-and-viewing-dynamic-plugins-title}].

artifacts/rhdh-plugins-reference/argocd/argocd-plugin-user.adoc

@@ -31,4 +31,4 @@ image::rhdh-plugins-reference/deployment_summary.png[Deployment summary]
 [role="_additional-resources"]
 .Additional resources
 
-* For more information on dynamic plugins, see link:https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.2/html/configuring_plugins_in_red_hat_developer_hub/rhdh-installing-dynamic-plugins[Dynamic plugin installation].
+* For more information on installing dynamic plugins, see link:{installing-and-viewing-dynamic-plugins-url}[{installing-and-viewing-dynamic-plugins-title}].