XQuartz installation to use plotting tool on MacOS

Author: dittmanndennis

docs/tools/consumption-monitoring.md

@@ -72,7 +72,7 @@ content: text
 
 We provide an OML plotting tool which helps you to analyse monitoring data. To use the plotting tool on MacOS you have to install XQuartz. Make sure to reboot your machine after the installation is complete.
 
-```bash
+``` bash
 # ONLY for MacOS user
 
 $ brew install --cask xquartz

docs/tools/radio-monitoring.md

@@ -106,7 +106,7 @@ RSSI stands for Received Signal Strength Indication. It is the relative received
 
 We provide an OML plotting tool which helps you to analyse monitoring data. To use the plotting tool on MacOS you have to install XQuartz. Make sure to reboot your machine after the installation is complete.
 
-```bash
+``` bash
 # ONLY for MacOS user
 
 $ brew install --cask xquartz
@@ -115,7 +115,7 @@ $ sudo reboot
 $ ssh -X <login>@grenoble.iot-lab.info
 ```
 
-```bash
+``` bash
 <login>@grenoble:~$ plot_oml_radio -a -i ~/.iot-lab/last/radio/m3_<id>.oml
 ```