fix: remove blocking index from db

server/sql/tables.sql

@@ -13,14 +13,6 @@ CREATE TABLE IF NOT EXISTS lp_ttn_end_device_uplinks (
     updated_at_utc TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
 );
 
-CREATE UNIQUE INDEX IF NOT EXISTS idx_unique_device ON lp_ttn_end_device_uplinks (
-    device_id,
-    application_ids,
-    dev_eui,
-    join_eui,
-    dev_addr
-);
-
 CREATE TABLE IF NOT EXISTS wifi_scan (
     wifi_scan_id UUID PRIMARY KEY,
     lp_ttn_end_device_uplinks_id UUID,