chore(deps): update dependency amazon-rds-mysql to v8.4.3 (#1215)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

manifests/modules/networking/securitygroups-for-pods/.workshop/terraform/preprovision/vars.tf

@@ -14,5 +14,5 @@ variable "rds_engine_version" {
   description = "The MySQL engine version of RDS to use"
   type        = string
   # renovate: datasource=endoflife-date depName=amazon-rds-mysql
-  default = "8.0.39"
+  default = "8.4.3"
 }