clean-up docker-compose files: remove version and ---

apps/rss/miniflux-filter.md

@@ -18,7 +18,6 @@ The new version adds a UI for managing filters. The UI "borrows" the css & javas
 
 ## docker-compose.yml
 ```yml
----
 services:
     miniflux-filter:
     image: tborychowski/miniflux-filter:latest

apps/rss/rssbridge.md

@@ -9,7 +9,6 @@ RSS-Bridge is a PHP project capable of generating RSS and Atom feeds for website
 # docker-compose.yml
 
 ```yml
----
 services:
   rss-bridge:
     image: rssbridge/rss-bridge:latest

apps/rss/rsshub.md

@@ -10,7 +10,6 @@ RSSHub is an open source, easy to use, and extensible RSS feed generator. It's c
 # docker-compose.yml
 
 ```yml
----
 services:
     rsshub:
         image: diygod/rsshub
@@ -21,18 +20,18 @@ services:
             NODE_ENV: production
             CACHE_TYPE: redis
             REDIS_URL: 'redis://redis:6379/'
-            PUPPETEER_WS_ENDPOINT: 'ws://browserless:3000'  
+            PUPPETEER_WS_ENDPOINT: 'ws://browserless:3000'
         depends_on:
             - redis
-            - browserless  
+            - browserless
 
-    browserless:  
-        image: browserless/chrome  
-        restart: always  
-        ulimits:  
-          core:  
-            hard: 0  
-            soft: 0  
+    browserless:
+        image: browserless/chrome
+        restart: always
+        ulimits:
+          core:
+            hard: 0
+            soft: 0
 
     redis:
         image: redis:alpine

apps/rss/rsstt.md

@@ -11,8 +11,6 @@ A Telegram RSS bot that cares about your reading experience
 # docker-compose.yml
 
 ```yml
----
-version: '3.6'
 
 services:
   main:
@@ -31,4 +29,4 @@ services:
 # Tips & Tricks
 
 - first follow [deployment guide](https://github.com/Rongronggg9/RSS-to-Telegram-Bot/blob/dev/docs/deployment-guide.md) to create a new bot,  get it's bot token, bot ID, telegraph api ID and telegraph api hash
-- Uncomment MULTIUSER=0, if you want to be the only user that can interact with the bot and API_ID and API_HASH  if you don't want to use the sample APIs. API_ID_PUBLISHED_FLOOD_ERROR may occur with sample telegraph api's 
+- Uncomment MULTIUSER=0, if you want to be the only user that can interact with the bot and API_ID and API_HASH  if you don't want to use the sample APIs. API_ID_PUBLISHED_FLOOD_ERROR may occur with sample telegraph api's