Make yaml formatting consistent

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

matterrmost/docker-compose.yml

@@ -12,10 +12,10 @@ services:
             - /home/nick/configs/mattermost/client/plugins:/mattermost/client/plugins
             - /home/nick/configs/mattermost/bleve-indexes:/mattermost/bleve-indexes
         environment:
-            - MM_SERVICESETTINGS_SITEURL=${URL}
-            - MM_BLEVESETTINGS_INDEXDIR=/mattermost/bleve-indexes
-            - MM_SQLSETTINGS_DRIVERNAME=postgres
-            - MM_SQLSETTINGS_DATASOURCE=postgres://mattermost:mattermost@db:5432/mattermost?sslmode=disable
+            MM_SERVICESETTINGS_SITEURL: ${URL}
+            MM_BLEVESETTINGS_INDEXDIR: /mattermost/bleve-indexes
+            MM_SQLSETTINGS_DRIVERNAME: postgres
+            MM_SQLSETTINGS_DATASOURCE: postgres://mattermost:mattermost@db:5432/mattermost?sslmode=disable
         networks:
             - default
             - routing
@@ -25,12 +25,12 @@ services:
     db:
         image: postgres:13
         restart: unless-stopped
-        environment:
-            - POSTGRES_USER=mattermost
-            - POSTGRES_PASSWORD=mattermost
-            - POSTGRES_DB=mattermost
         volumes:
             - /home/nick/configs/mattermost/db:/var/lib/postgresql/data
+        environment:
+            POSTGRES_USER: mattermost
+            POSTGRES_PASSWORD: mattermost
+            POSTGRES_DB: mattermost
         user: 1000:1000
 
 networks: