fix(admin): use same env logic for prod var (#2043)

Author: jonaro00

admin/src/main.rs

@@ -4,7 +4,15 @@ use shuttle_admin::{args::Args, run};
 async fn main() {
     tracing_subscriber::fmt::init();
 
-    let args: Args = clap::Parser::parse();
+    let mut args: Args = clap::Parser::parse();
+    // don't use an override if production is targetted
+    if args
+        .api_env
+        .as_ref()
+        .is_some_and(|e| e == "prod" || e == "production")
+    {
+        args.api_env = None;
+    }
 
     run(args).await
 }