[Traefik] Fix labels with single quote instead of backquotes

pica-db-backup/docker-compose.yml

@@ -2,13 +2,13 @@ version: "3.7"
 
 networks:
   etherpad_main:
-    external: true
+    name: "etherpad_main"
   etherpad_week:
-    external: true
+    name: "etherpad_week"
   plume:
-    external: true
+    name: "plume"
   wekan:
-    external: true
+    name: "wekan"
 
 services:
   db-backup:

pica-murmur/docker-compose.yml

@@ -25,7 +25,7 @@ services:
       - proxy
     labels:
       traefik.http.routers.murmur.entrypoints: websecure
-      traefik.http.routers.murmur.rule: Host(`voice.picasoft.net`) && Path('/metrics')
+      traefik.http.routers.murmur.rule: Host(`voice.picasoft.net`) && Path(`/metrics`)
       traefik.http.services.murmur.loadbalancer.server.port: 8000
       traefik.enable: true
       tls-certs-monitor.enable: true

pica-nginx/docker-compose.yml

@@ -30,7 +30,7 @@ services:
       - website:/var/www/html
     labels:
       traefik.http.routers.website.entrypoints: websecure
-      traefik.http.routers.website.rule: Host(`www.picasoft.net`, 'picasoft.net')
+      traefik.http.routers.website.rule: Host(`www.picasoft.net`, `picasoft.net`)
       traefik.http.services.website.loadbalancer.server.port: 80
       traefik.enable: true
     networks: