chore(deps): update mix dependencies

.drone.yml

@@ -81,7 +81,7 @@ environment:
 
 steps:
   - name: renovate
-    image: renovate/renovate:40.22
+    image: renovate/renovate:39.264
     environment:
       RENOVATE_CONFIG_FILE: "renovate_backend_config.js"
       RENOVATE_TOKEN:

renovate.json

@@ -13,8 +13,7 @@
     {
       "groupName": "postgres",
       "description": "Group updates to postgres across drone ci, docker-compose.yml and other files",
-      "matchPackageNames": ["postgres", "docker.io/library/postgres"],
-      "matchDatasources": ["docker"]
+      "matchPackageNames": ["**postgres**"]
     },
     {
       "matchFileNames": [".tool-versions", "Dockerfile"],