docs(nextjs): adjust script for affected deployments to Vercel (#6894)

docs/react/guides/deploy-nextjs-to-vercel.md

@@ -42,11 +42,14 @@ We are going to achieve this by creating a shell script in our Nx workspace that
 
 # Name of the app to check. Change this to your application name!
 APP=tuskdesk
+
 # Determine version of Nx installed
 NX_VERSION=$(node -e "console.log(require('./package.json').devDependencies['@nrwl/workspace'])")
+TS_VERSION=$(node -e "console.log(require('./package.json').devDependencies['typescript'])")
 
 # Install @nrwl/workspace in order to run the affected command
 npm install -D @nrwl/workspace@$NX_VERSION --prefer-offline
+npm install -D typescript@$TS_VERSION --prefer-offline
 
 # Run the affected command, comparing latest commit to the one before that
 npx nx affected:apps --plain --base HEAD~1 --head HEAD | grep $APP -q