Correct "seonds" with "seconds"

Author: aduong

docs/how-it-works/index.html

@@ -880,7 +880,7 @@ <h3 id="_auto_failover">Auto Failover</h3>
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-<p>the readiness probe on the primary database container is executed every few seonds to check the <strong>readiness</strong> of the database, this is what tells Kubernetes whether or not the container is <strong>Ready</strong> or <strong>NotReady</strong>.</p>
+<p>the readiness probe on the primary database container is executed every few seconds to check the <strong>readiness</strong> of the database, this is what tells Kubernetes whether or not the container is <strong>Ready</strong> or <strong>NotReady</strong>.</p>
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 <p>if a <strong>NotReady</strong> state is detected then that event is caught by the operator which is watching for database containers created by the operator</p>