v1.18.0

fix: Add perfomance inside to primary cluster @djakielski (#250)

## what

• Add performace inside config also on primary cluster

why

• had issues with incompatible cluster and instance parameter
• you can enable performance inside on cluster

references

• https://registry.terraform.io/providers/hashicorp/aws/5.82.2/docs/resources/rds_cluster#performance_insights_enabled-1