Resolved linter error

courses/free-courses-en.md

@@ -1702,9 +1702,10 @@
 * [MASTER Solidity for Blockchain](https://youtube.com/playlist?list=PLS5SEs8ZftgVnWHv2_mkvJjn5HBOkde3g) - Dapp University
 * [Solidity 101](https://www.youtube.com/playlist?list=PLYORQHvGMg-WS5r8UjaWnnAeCHTH3wRaF) - Secureum
 * [Solidity 201](https://www.youtube.com/playlist?list=PLYORQHvGMg-V9w6UZ_YOQYjG5NPqnRwdc) - Secureum
+* [Solidity Smart Contract Development](https://updraft.cyfrin.io/courses/solidity) - Patrick Collins, Austin Griffith
 * [Solidity Tutorial](https://www.youtube.com/playlist?list=PLbbtODcOYIoE0D6fschNU4rqtGFRpk3ea) - EatTheBlocks
 * [Solidity Tutorial - A Full Course on Ethereum, Blockchain Development, Smart Contracts, and the EVM](https://www.youtube.com/watch?v=ipwxYa-F1uY) - Gregory McCubbin @ freeCodeCamp.org & Dapp University
-* [Solidity Smart Contract Development](https://updraft.cyfrin.io/courses/solidity) - Patrick Collins, Austin Griffith
+
 
 ### Swift
 

package-lock.json

@@ -0,0 +1,6 @@
+{
+  "name": "free-programming-books",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}