[DDW-796] Exclude js/ts files from nix-build glob

Author: Lucas Araujo

.gitignore

@@ -86,6 +86,10 @@ mainnet-genesis-dryrun-with-stakeholders.json
 
 # nix-build results
 result*
+!result*.js
+!result*.jsx
+!result*.ts
+!result*.tsx
 
 # Npm
 package-lock.json