chore: add spdx id, update copyright date

srl295 · web-flow · commit e61035f47f5b · 2024-03-29T13:12:56.000-05:00
unicode-org/.github#15
diff --git a/LICENSE b/LICENSE
@@ -153,3 +153,5 @@ BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 OF USE, DATA OR PROFITS; OR BUSINESS INTERRUPTION), EVEN IF SUCH
 HOLDERS OR OTHER PARTIES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
 DAMAGES.
+
+SPDX-License-Identifier: ARPHIC
diff --git a/README.md b/README.md
@@ -26,7 +26,7 @@ UK submissions to future IRG working sets will be added to this repository as ap
 
 ### Copyright & Licenses
 
-Copyright © 2020-2023 Unicode, Inc. Unicode and the Unicode Logo are registered trademarks of Unicode, Inc. in the United States and other countries.
+Copyright © 2020-2024 Unicode, Inc. Unicode and the Unicode Logo are registered trademarks of Unicode, Inc. in the United States and other countries.
 
 The project is released under [LICENSE](./LICENSE).
 
