chore(deps): update linuxserver/plex:1.42.1 docker digest to 3380d89 (#658)

Change-type: digest

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

docker-compose.yml

@@ -2,7 +2,7 @@ version: "3.4"
 services:
   # https://docs.linuxserver.io/images/docker-plex
   plex:
-    image: linuxserver/plex:1.42.1@sha256:28f18c27b6822328df994154dbf7c0f511032d9f91bbd10881030b706afd8593
+    image: linuxserver/plex:1.42.1@sha256:3380d8901bf62a9b2246e665d6b8d1f9e03847327b539fb95feef681a8a171ff
     container_name: plex
     restart: always
     environment: