Fix rendering of installation docs

Fixes an issue in the rendering of the installation documentation that causes the verify step to look strange.

docs/en/for-developers/installing-bhima.md

@@ -47,11 +47,11 @@ NODE_MAJOR=20
 echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_MAJOR.x nodistro main" | sudo tee /etc/apt/sources.list.d/nodesource.list
 sudo apt-get update
 sudo apt-get install nodejs
-```
 
 # Verify that nodejs and npm are installed as expected
 npm --version
 node --version
+```
 
 ```bash
 # Installs yarn without re-installing NodeJS