Change name of env variable used in script

packages/cli/bin/backstage-cli

@@ -20,10 +20,7 @@ const path = require('path');
 // Figure out whether we're running inside the backstage repo or as an installed dependency
 const isLocal = require('fs').existsSync(path.resolve(__dirname, '../src'));
 
-// This is used for e2e-tests where we create a new app in a tmp folder
-const isTemp = path.resolve(__dirname).includes(require('os').tmpdir());
-
-if (!isLocal || isTemp || process.env.E2E) {
+if (!isLocal || process.env.BACKSTAGE_E2E_CLI_TEST) {
   // src-relative imports are a pain to get to work with plain tsc compilation, as the
   // transpiled code will maintain the imports as they are in the source. Which means an
   // import for `helpers/paths` will start like that in the output, which won't work in NodeJS.