Typo on example in connector.md (#5289)

* Update olap-engines.md

Missing Pinot in available OLAP engines,

* Update multiple-olap.md

fixing page numbers on OLAP engines dropdown

* Create connectors.md

Create OLAP engine reference guide that sits at the bottom of the /reference/project-files

* Update connectors.md

some fixed to the contents

* Update connectors.md

* Update connectors.md

docs/docs/reference/project-files/connectors.md

@@ -58,7 +58,7 @@ host: "localhost"
 port: "9000"
 ```
 
-_Example #2: Connecting to a ClickHouse Cloud _
+_Example #2: Connecting to a ClickHouse Cloud_
 ```yaml
 type: connector
 driver: clickhouse