doc: fix github urls to use the new org

Signed-off-by: Fabio Utzig <fabio.utzig@nordicsemi.no>
diff --git a/docs/SubmittingPatches.md b/docs/SubmittingPatches.md
index 8a6cf7c..55b9230 100644
--- a/docs/SubmittingPatches.md
+++ b/docs/SubmittingPatches.md
@@ -1,7 +1,7 @@
 # Submitting Patches
 
 Development on mcuboot primarily takes place in github, at:
-https://github.com/JuulLabs-OSS/mcuboot
+https://github.com/mcu-tools/mcuboot
 
 Changes should be submitted via github pull requests.  Each commit
 should have a Signed-off-by line for the author (and the committer, if