fix: ci md-links check (#3873)

* Using `/tree` instead of `/blob` (thanks GH)

* Adjusting retry options

Author: arboleya

apps/docs/src/guide/testing/fuel-core-options.md

@@ -12,7 +12,7 @@ The `launchTestNode` creates a temporary snapshot directory and configurations e
 
 The default snapshot used is that of the current testnet network iteration.
 
-Click [here](https://github.com/FuelLabs/fuels-ts/blob/master/.fuel-core/configs) to see what it looks like.
+Click [here](https://github.com/FuelLabs/fuels-ts/tree/master/.fuel-core/configs) to see what it looks like.
 
 ## Custom Snapshot
 

link-check.config.json

@@ -2,8 +2,8 @@
   "aliveStatusCodes": [200, 206],
   "timeout": "10s",
   "retryOn429": true,
-  "retryCount": 2,
-  "fallbackRetryDelay": "5s",
+  "retryCount": 10,
+  "fallbackRetryDelay": "10s",
   "ignorePatterns": [
     {
       "pattern": "^http://localhost:3000"