Add module link to README (#1357)

* Add dataplex module

* fix dataplex test

* resolve comments

* python test removed

* Change variable desc

* refactor variables

* fix typos

* fix assets & zones resources

* fix linting error

* fix tests

* fix typo

* add module link in README

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Co-authored-by: lcaggio <lorenzo.caggioni@gmail.com>
Co-authored-by: Ludovico Magnocavallo <ludomagno@google.com>

modules/README.md

@@ -72,6 +72,7 @@ These modules are used in the examples included in this repository. If you are u
 
 - [BigQuery dataset](./bigquery-dataset)
 - [Bigtable instance](./bigtable-instance)
+- [Cloud Dataplex](./cloud-dataplex)
 - [Cloud SQL instance](./cloudsql-instance)
 - [Data Catalog Policy Tag](./data-catalog-policy-tag)
 - [Datafusion](./datafusion)