Merge pull request #540 from hyperlane-xyz/feat/gitignore-env-prefix

chore: update .gitignore to exclude all .env files except .env.example

Author: ljankovic-txfusion

.gitignore

@@ -31,7 +31,8 @@ yarn-error.log*
 .pnpm-debug.log*
 
 # local env files
-.env*.local
+.env*
+!.env.example
 
 # vercel
 .vercel