added password to host and device id fields

app.py

@@ -46,8 +46,8 @@ use_own_creds = st.checkbox("Use custom broker", value=False)
 if use_own_creds:
     HIVEMQ_USERNAME = st.text_input("HIVEMQ Username", type="password")
     HIVEMQ_PASSWORD = st.text_input("HIVEMQ Password", type="password")
-    HIVEMQ_HOST = st.text_input("HIVEMQ Host")
-    DEVICE_ID = st.text_input("Device ID")
+    HIVEMQ_HOST = st.text_input("HIVEMQ Host", type="password")
+    DEVICE_ID = st.text_input("Device ID", type="password")
     PORT = st.number_input("Port", min_value=1, step=1, value=8883)
 else:
     HIVEMQ_USERNAME = os.environ.get("HIVEMQ_USERNAME")