ci(docker-publish): update nut ref to e18ec4a

Author: github-actions[bot]

.github/workflows/docker-publish.yml

@@ -22,9 +22,9 @@ env:
   IMAGE_NAME: nut
   IMAGE_TITLE: NUT
   IMAGE_DESCRIPTION: Docker container for NUT, a network server for Tinfoil
-  APP_VERSION: "5e88b67"
-  COMMIT_REF: "5e88b6766daf1bd9cd04222323ad2638d736ed42"
-  COMMIT_REF_SHORT: "5e88b67"
+  APP_VERSION: "e18ec4a"
+  COMMIT_REF: "e18ec4ac125cac8e91450113a91627adeded97f9"
+  COMMIT_REF_SHORT: "e18ec4a"
 
 jobs:
   # Run tests.