Update rotana.net

sites/rotana.net/readme.md

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+# rotana.net
+
+https://rotana.net/ar/streams (Arabic)
+
+https://rotana.net/en/streams (English)
+
+### Download the guide
+
+Arabic:
+
+```sh
+npm run grab -- --site=rotana.net --lang=ar
+```
+
+English:
+
+```sh
+npm run grab -- --site=rotana.net --lang=en
+```
+
+### Update channel list
+
+Arabic:
+
+```sh
+npm run channels:parse -- --config=./sites/rotana.net/rotana.net.config.js --output=./sites/rotana.net/rotana.net_ar.channels.xml --set=lang:ar
+```
+
+English:
+
+```sh
+npm run channels:parse -- --config=./sites/rotana.net/rotana.net.config.js --output=./sites/rotana.net/rotana.net_en.channels.xml --set=lang:en
+```
+
+### Test
+
+```sh
+npm test -- rotana.net
+```