docs: Redirect TF-M links to Read the Docs URLs

Trusted Firmware-M has moved its public documentation
from `tf-m-user-guide.trustedfirmware.org/` to
`trustedfirmware-m.readthedocs.io`. Hence, switching to
the new domain.

Signed-off-by: Ahmed Ismail <[email protected]>

Author: AhmedIsmail02

README.md

@@ -125,7 +125,7 @@ for Armv8-M, Armv8.1-M architectures (e.g. the Cortex-M33, Cortex-M23,
 Cortex-M55, Cortex-M85 processors) and dual-core platforms. It is the platform
 security architecture reference implementation aligning with PSA Certified
 guidelines, enabling chips, Real Time Operating Systems and devices to become
-PSA Certified. Follow the [link](https://tf-m-user-guide.trustedfirmware.org/introduction/readme.html)
+PSA Certified. Follow the [link](https://trustedfirmware-m.readthedocs.io/en/latest/introduction/readme.html)
 for more information on Trusted Firmware M. To have a better overview of how Trusted Firmware M is integrated with the FRI project, you're kindly asked to check [Trusted Firmware M component document](docs/components/security/trusted_firmware-m/trusted_firmware-m.md)
 
 ### Mbed TLS

docs/components/security/trusted_firmware-m/trusted_firmware-m.md

@@ -143,7 +143,7 @@ For more details of how to use Trusted Firmware-M, see its [official documentati
 
 If you encounter any issues or have questions regarding the integration of Trusted Firmware M into your IoT project, feel free to reach out to the Arm support community or consult the official documentation for assistance.
 
-[Configuration]: https://tf-m-user-guide.trustedfirmware.org/configuration
-[official documentation]: https://tf-m-user-guide.trustedfirmware.org/
-[TF-M Platforms]: https://tf-m-user-guide.trustedfirmware.org/platform
+[Configuration]: https://trustedfirmware-m.readthedocs.io/en/latest/configuration/index.html
+[official documentation]: https://trustedfirmware-m.readthedocs.io/en/latest/index.html
+[TF-M Platforms]: https://trustedfirmware-m.readthedocs.io/en/latest/platform/index.html
 [Trusted Firmware-M]: https://www.trustedfirmware.org/projects/tf-m/

release_changes/202506091030.change.md

@@ -1 +1,2 @@
 github-ci: Add DCO sign-off enforcement workflow
+docs: Redirect TF-M links to Read the Docs URLs