Change the URL to the simple express server to point to rt-common-shared (#98)

Author: dsilhavy

pages/5g-media-streaming/tutorials/end-to-end-with-5g.md

@@ -17,7 +17,7 @@ For details please refer to the [corresponding documentation](../../5g-core-netw
 ## Server-side Setup
 ### Step 0: Using a local server (Skip if your content is hosted in the internet)
 #### Step 0a: Install the express.js webserver
-The express.js webserver acts as our CDN for unicast delivery. To install the webserver follow the instructions [here](https://github.com/5G-MAG/rt-mbms-examples/tree/development/simple-express-server).
+The express.js webserver acts as our CDN for unicast delivery. To install the webserver follow the instructions [here](https://github.com/5G-MAG/rt-common-shared/tree/main/simple-express-server).
 
 #### Step 0b: Configure ffmpeg
 First we configure the `ffmpeg` output. Navigate to `flute-ffmpeg/files` and open `ffmpeg-hls.sh`. Change the following two lines and point them to the path of the local webserver installed previously. If there is no `watchfolder/hls`folder on your webserver yet create that as well.

pages/lte-based-5g-broadcast/tutorials/android-mw-seamless-switching.md

@@ -64,7 +64,7 @@ First, we need to install and configure a few components:
 ### 1. Install the express.js webserver
 
 The `express.js` webserver acts as our CDN for unicast delivery. To install the webserver follow the
-instructions [here](https://github.com/5G-MAG/rt-mbms-examples/tree/development/simple-express-server).
+instructions [here](https://github.com/5G-MAG/rt-common-shared/tree/main/simple-express-server).
 
 ### 2. Install flute-ffmpeg