test: fix name of variable in inspector-cli test

PR-URL: #38869 Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Rich Trott <[email protected]> Reviewed-By: Darshan Sen <[email protected]> Reviewed-By: James M Snell <[email protected]>

Author: tniessen

test/fixtures/inspector-cli/cjs/index.js

@@ -1,5 +1,5 @@
-constfourty=40;
+constforty=40;
 const{ add }=require('./other');
 
-constsum=add(fourty,2);
+constsum=add(forty,2);
 module.exports=sum;