Updated Kyria readme.md with relocated build guide (#7438)

keyboards/kyria/readme.md

@@ -18,4 +18,4 @@ Example of flashing this keyboard:
 
 See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
 
-A build guide for the Kyria can be found at [docs.splitkb.com](https://docs.splitkb.com/docs/kyria-build-log/).
+A build guide for the Kyria can be found at [docs.splitkb.com](https://docs.splitkb.com/hc/en-us/articles/360010552059-Kyria-Build-Guide-Introduction).