docs/fingerprint: Add link to reference manuals
BRANCH=none
TEST=view in gitiles
@@ -26,8 +26,8 @@ building the EC code) are for fingerprint:
MCU | Firmware (EC "board") | Dev Board
--------------------- | ---------------------------------------------- | ---------
-STM32H743 (Cortex-M7) | `dartmonkey`<br>(aka `nocturne_fp`, `nami_fp`) | Icetower v0.2 <br>(Previously Dragontalon)
-STM32F412 (Cortex-M4) | `bloonchipper`<br>(aka `hatch_fp`) | Dragonclaw v0.2
+[STM32H743] (Cortex-M7) | `dartmonkey`<br>(aka `nocturne_fp`, `nami_fp`) | Icetower v0.2 <br>(Previously Dragontalon)
+[STM32F412] (Cortex-M4) | `bloonchipper`<br>(aka `hatch_fp`) | Dragonclaw v0.2
### Determining Hardware {#chromeos-config-fingerprint}
