Doc: Fix readme syntax errors

README.md

@@ -277,9 +277,10 @@ A documentation of all available MQTT Topics can be found here: [MQTT Documentat
 A documentation of the Web API can be found here: [Web-API Documentation](docs/Web-API.md)
 
 ## OpenDTU Breakoutboard
-We sat down together and designed a PCB. This is 100% compatible with openDTU and has space for all extensions such as display and LEDs. You can find the PCB design here: https://github.com/marove2000/openDTU_BreakoutBoard
 
-A ready to solder kit can be found here: https://shop.blinkyparts.com/en/OpenDTU-Your-evaluation-for-your-balcony-solar-system/blink237542
+We sat down together and designed a PCB. This is 100% compatible with openDTU and has space for all extensions such as display and LEDs. You can find the PCB design here: <https://github.com/marove2000/openDTU_BreakoutBoard>
+
+A ready to solder kit can be found here: <https://shop.blinkyparts.com/en/OpenDTU-Your-evaluation-for-your-balcony-solar-system/blink237542>
 
 <img src="docs/builds/opendtu_breakoutboard.jpg" alt='OpenDTU Breakout Board with Case' height='300px'><img src="docs/builds/thumbnail.jpg" alt='OpenDTU Breakout Board with Case' height='300px'>