[WAFD]: reference table name regex fix

[artem-lifshits]

Summary of the Pull Request

Fix name regex for opentelekomcloud_waf_dedicated_reference_table_v1 resource.

PR Checklist

• Refers to: Hyphens (-) and periods(.) are not permitted in the name attribute of an opentelekomcloud_waf_dedicated_reference_table_v1 #2465
• Tests added/passed.
• Documentation updated.
• Schema updated.
• Release notes added.

Acceptance Steps Performed

=== RUN   TestAccWafDedicatedReferenceTableV1_basic
--- PASS: TestAccWafDedicatedReferenceTableV1_basic (44.26s)
PASS

Process finished with the exit code 0

[otc-zuul]

Build succeeded.
https://zuul.otc-service.com/t/eco/buildset/b9525ba8bca84d9f98037ad6f6586774

✔️ build-otc-releasenotes SUCCESS in 5m 23s
✔️ noop SUCCESS in 0s
✔️ otc-golangci-lint SUCCESS in 3m 21s
✔️ golang-make-test SUCCESS in 5m 12s
✔️ golang-make-vet SUCCESS in 3m 39s
✔️ tflint SUCCESS in 2m 43s
✔️ goreleaser-build SUCCESS in 6m 57s
✔️ otc-terraform-visualize-main SUCCESS in 7m 16s