feature: add Ephemeral WriteOnly attributes support

[modular-magician]

This PR adds support for Write-Only attributes with the release of TF 1.11

It includes the following attributes:

• EphemeralWriteOnly: add password_wo field to google_sql_user magic-modules#13011
• EphemeralWriteOnly: add secretAccessKeyWo magic-modules#12967
• EphemeralWriteOnly: add secret_data_wo in google_secret_version magic-modules#12800
• EphemeralWriteOnly: add rsaEncryptionKeyWo+rawKeyWo in compute_disk / region_compute_disk magic-modules#12783

Some PRs that were necessary to support Write-Only attributes:

• add raw_resource_config_validation for validation.PreferWriteOnlyAttribute support magic-modules#13048
• mmv1: add hashicorp/gocty/cty in resource.go.tmpl magic-modules#12974
• EphemeralWriteOnly: Initial support for MMv1 Generation in schema & docs magic-modules#12550

Release Note Template for Downstream PRs (will be copied)

See Write release notes for guidance.

sql: added `password_wo` and `password_wo_version` fields to `google_sql_user` resource

bigquerydatatransfer: added `secret_access_key_wo` write-only field to `google_bigquery_data_transfer_config` resource

`secretmanager`: added `secret_version_wo` write-only field to `google_secret_version` resource

compute: added `raw_key_wo`, `rsa_encrypted_key` and `new_keys_wo` fields in `resource_google_compute_disk` resource

compute: added `raw_key_wo` and `new_keys_wo` fields in `resource_google_region_compute_disk` resource

Derived from GoogleCloudPlatform/magic-modules#13126