Update features-linux.md

Author: msaenzbosupport

articles/virtual-machines/extensions/features-linux.md

@@ -97,7 +97,7 @@ az vm extension set \
 
 When the extension runs correctly, the output is similar to the following example:
 
-```bash
+```output
 info:    Executing command vm extension set
 + Looking up the VM "myVM"
 + Installing extension "CustomScript", VM: "mvVM"
@@ -281,7 +281,7 @@ waagent --version
 
 The output is similar to the following example:
 
-```bash
+```output
 WALinuxAgent-2.2.45 running on <Linux Distro>
 Python: 3.6.9
 Goal state agent: 2.7.1.0