r/aws_devopsguru_notification_channel: fix filters persistent diff

[jar-b]

Description

This changes the type of the filters.message_types and filters.severities arguments to TypeSet, preventing persistent differences when the AWS API returns elements in a different order than they were sent.

Relations

Depends on #36789
Closes #36731

Output from Acceptance Testing

% make testacc PKG=devopsguru TESTS=TestAccDevOpsGuru_serial/NotificationChannel/
==> Checking that code complies with gofmt requirements...
TF_ACC=1 go1.21.8 test ./internal/service/devopsguru/... -v -count 1 -parallel 20 -run='TestAccDevOpsGuru_serial/NotificationChannel/'  -timeout 360m

--- PASS: TestAccDevOpsGuru_serial (48.85s)
    --- PASS: TestAccDevOpsGuru_serial/NotificationChannel (37.73s)
        --- PASS: TestAccDevOpsGuru_serial/NotificationChannel/disappears (12.13s)
        --- PASS: TestAccDevOpsGuru_serial/NotificationChannel/filters (12.83s)
        --- PASS: TestAccDevOpsGuru_serial/NotificationChannel/basic (12.77s)
    --- PASS: TestAccDevOpsGuru_serial/NotificationChannelDataSource (11.12s)
        --- PASS: TestAccDevOpsGuru_serial/NotificationChannelDataSource/basic (11.12s)
PASS
ok      github.com/hashicorp/terraform-provider-aws/internal/service/devopsguru 54.578s

[github-actions]

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[ewbankkit]

LGTM 🚀.

[github-actions]

This functionality has been released in v5.45.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

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