fix(warmup): set correct subdomain on request

Author: JoshFerge

src/sentry/wsgi.py

@@ -20,12 +20,15 @@
 # Run WSGI handler for the application
 application = WSGIHandler()
 
+
+warmup_host_name = settings.ALLOWED_HOSTS[0] if settings.ALLOWED_HOSTS[0] != "*" else "127.0.0.1"
+
 # trigger a warmup of the application
 application(
     {
         "PATH_INFO": reverse("sentry-warmup"),
         "REQUEST_METHOD": "GET",
-        "SERVER_NAME": "127.0.0.1",
+        "SERVER_NAME": warmup_host_name,
         "SERVER_PORT": "9001",
         "wsgi.input": io.BytesIO(),
         "wsgi.url_scheme": "https",