chore: apply yaml lint fixes across compose files

- Fix trailing whitespace in compose files
- Add missing final newlines (EOF)
- Fix indentation in dockmon (3-space -> 2-space) and glance monitor.yml
- Align comments consistently

glance/config/monitor.yml

@@ -1,15 +1,13 @@
 - name: Monitoring
   columns:
-  - size: small
-    widgets:
-      - type: dns-stats
-        service: adguard
-        url: http://adguardhome:3000
-        username: forust
-        password: ${ADGUARD_PASSWORD}
-  - size: full
-    widgets:
-      - type: docker-containers
-        hide-by-default: false
-        
-  
+    - size: small
+      widgets:
+        - type: dns-stats
+          service: adguard
+          url: http://adguardhome:3000
+          username: forust
+          password: ${ADGUARD_PASSWORD}
+    - size: full
+      widgets:
+        - type: docker-containers
+          hide-by-default: false