Revert "allow HAPROXY_PASSWORD to be a path to a Docker secret - reso…

…lve if so"

This reverts commit e8becef.

assets/scripts/swarm.py

@@ -10,13 +10,9 @@
 }
 
 if os.getenv("HAPROXY_PASSWORD"):
-    password = os.getenv("HAPROXY_PASSWORD")
-    if password.startswith("/run/secrets/"): # support docker secrets
-        with open(password) as passfh:
-            password = passfh.read().strip()
     result["stats"] = {
         "username": os.getenv("HAPROXY_USERNAME") if os.getenv("HAPROXY_USERNAME") else "admin",
-        "password": password,
+        "password": os.getenv("HAPROXY_PASSWORD"),
         "port": os.getenv("HAPROXY_STATS_PORT") if os.getenv("HAPROXY_STATS_PORT") else "1936",
     }