Bump okta/okta from 4.9.1 to 6.3.0

Bumps [okta/okta](https://github.com/okta/terraform-provider-okta) from 4.9.1 to 6.3.0.
- [Release notes](https://github.com/okta/terraform-provider-okta/releases)
- [Changelog](https://github.com/okta/terraform-provider-okta/blob/master/CHANGELOG.md)
- [Commits](okta/terraform-provider-okta@v4.9.1...v6.3.0)

---
updated-dependencies:
- dependency-name: okta/okta
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.terraform.lock.hcl

@@ -27,7 +27,7 @@ terraform {
     # see https://registry.terraform.io/providers/okta/okta/4.9.1
     okta = {
       source  = "okta/okta"
-      version = "4.9.1"
+      version = "6.3.0"
     }
 
     # see https://registry.terraform.io/providers/hashicorp/tfe/0.57.0