Remove the INCUBATING label from CockroachDB module docs (#4963)

Author: kiview

docs/modules/databases/cockroachdb.md

@@ -1,8 +1,5 @@
 # CockroachDB Module
 
-!!! note
-    This module is INCUBATING. While it is ready for use and operational in the current version of Testcontainers, it is possible that it may receive breaking changes in the future. See [our contributing guidelines](/contributing/#incubating-modules) for more information on our incubating modules policy.
-
 See [Database containers](./index.md) for documentation and usage that is common to all relational database container types.
 
 ## Adding this module to your project dependencies