Power Pages: Design studio - Enhance OpenID Connect with encrypted token support

<p>This feature adds support for token-level encryption during authentication, allowing Power Pages to accept encrypted ID tokens in addition to signed tokens. It ensures secure claim transmission, improves compatibility with advanced identity providers, and strengthens overall authentication security without changing existing sign-in flows.</p> <p>Business Value:</p> <p>You can integrate with more secure identity providers to meet stricter security and compliance requirements. This helps you expand into high-trust scenarios and allows your organization to confidently use Power Pages for sensitive, external-facing applications.</p> <p>Enabled for:</p> <p>Enabled for end users automatically</p>