[gethue] Fix anchor link to ksqlDB connector doc
Oracle,
<a href="/blog/quick-task-sql-editor-for-apache-spark-sql-with-livy/">SparkSQL</a>,
<a href="/sql-querying-apache-hbase-with-apache-phoenix/">Apache Phoenix</a>,
- <a href="{{ .Site.Params.docsHost }}/administrator/configuration/connectors/#ksqlDB">ksqlDB</a>,
+ <a href="{{ .Site.Params.docsHost }}/administrator/configuration/connectors/#ksqldb">ksqlDB</a>,
<a href="{{ .Site.Params.docsHost }}/administrator/configuration/connectors/#elastic-search">Elastic Search</a>,
<a href="/quick-task-how-to-query-apache-druid-analytic-database/">Apache Druid</a>, PostgreSQL, Redshift, BigQuery...
</p>
