make code snippet a code snippet

make it more clear what is code, and what is prose

Signed-off-by: Abby Wheelis <[email protected]>

README.md

@@ -74,7 +74,7 @@ should open the associated containers
   - **OCPP basic and ISO 15118-2 AC Charging with OCPP 2.0.1 CSMS (MaEVe Security Profile 3):** `curl https://raw.githubusercontent.com/everest/everest-demo/main/demo-iso15118-2-ocpp-201.sh | bash -s -- -3`
   - **OCPP basic and ISO 15118-2 AC Charging with OCPP 2.0.1 CSMS (CitrineOS Security Profile 1):** `curl https://raw.githubusercontent.com/everest/everest-demo/main/demo-iso15118-2-ocpp-201.sh | bash -s -- -c -1`
   - **External CSMS**
-    - Set the url of CSMS with 'export CSMS_SP1_URL=your_url_here' ie `export CSMS_SP1_URL="ws://host.docker.internal/ws/cp001"`
+    - Set the url of CSMS with `export CSMS_SP1_URL=your_url_here` ie `export CSMS_SP1_URL="ws://host.docker.internal/ws/cp001"`
     - `curl https://raw.githubusercontent.com/everest/everest-demo/main/demo-iso15118-2-ocpp-201-ext-csms.sh | bash -s -- -1`
 
 ### Step 2: Open Demo Interface and Supporting Materials