i18n: add matrix info to the FAQ on the mining page

Author: PyXMR2025

src/i18n/translations/en/mining.json

@@ -91,7 +91,7 @@
         },
         "whereToGetHelp": {
             "title": "Where do I get help?",
-            "content": "Connect with other miners on the r/MoneroMining subreddit. \n\n [Reddit](https://www.reddit.com/r/MoneroMining/)"
+            "content": "Connect with other miners on the r/MoneroMining subreddit. \n\n[Reddit](https://www.reddit.com/r/MoneroMining/)\n\nOr get help on Matrix. \n\n[Matrix](https://matrix.to/#/#xmrmine:matrix.org)"
         }
     },
     "disclaimer": {