JD45: readme update

Updated the links to the Docs.

keyboards/jd45/readme.md

@@ -11,4 +11,4 @@ Make example for this keyboard (after setting up your build environment):
 
     make jd45:default
 
-See [build environment setup](https://docs.qmk.fm/build_environment_setup.html) then the [make instructions](https://docs.qmk.fm/make_instructions.html) for more information.
+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).