docs: Fix servo link
BRANCH=None
TEST=None
@@ -303,4 +303,4 @@ etc.) return an error if `EC_FLASH_PROTECT_ALL_NOW` is set.
[`OverrideWP`]: ./case_closed_debugging_cr50.md
[wp_screw]: https://www.chromium.org/chromium-os/firmware-porting-guide/firmware-ec-write-protection
[`system_is_locked()`]: https://chromium.googlesource.com/chromiumos/platform/ec/+/aaba1d5efd51082d143ce2ac64e6caf9cb14d5e5/common/system.c#195
-[Servo]: https://www.chromium.org/chromium-os/servo
+[Servo]: https://chromium.googlesource.com/chromiumos/third_party/hdctools/+/refs/heads/master/README.md
