fix expired links (#105)

Co-authored-by: d.fedotov <[email protected]>

Author: dmfv

Chinese/PetProjects.md

@@ -14,7 +14,7 @@
 
 该存储库保存了不同编程语言（包括 C++）的一组小型项目集合，并提供广泛且详细清单。
 
-* [Programming challenges](https://programming-challenges.jeremyjaydan.dev/) - [PNG image](https://programming-challenges.jeremyjaydan.dev/media/programming-challenges-v4.0.png)
+* [Programming challenges](https://challenges.jeremyjaydan.com/) - [PNG image](https://challenges.jeremyjaydan.com/media/programming-challenges-v4.0.png)
 
 Pet Projects 想法轮盘允许您设置所需复杂性级别并旋转轮盘。旋转结果将随机选择要解决任务：)
 

English/PetProjects.md

@@ -15,7 +15,7 @@ A collection of projects is offered by various companies and the community as pa
 
 The repository holds a collection of pet projects for different programming languages, including an extensive list of ideas for C++.
 
-* [Programming challenges](https://programming-challenges.jeremyjaydan.dev/) - [PNG image](https://programming-challenges.jeremyjaydan.dev/media/programming-challenges-v4.0.png)
+* [Programming challenges](https://challenges.jeremyjaydan.com/) - [PNG image](https://challenges.jeremyjaydan.com/media/programming-challenges-v4.0.png)
 
 The Roulette of Ideas for Pet Projects allows you to set the desired complexity level and spin the wheel. The result of the spin will determine the task for you to solve, chosen randomly. :)
 

Russian/PetProjects.md

@@ -14,7 +14,7 @@
 
 Репозиторий содержит коллекцию пет-проектов, собранные для различных языков программирования. Также включает обширный список идей для C++.
 
-* [Programming challenges](https://programming-challenges.jeremyjaydan.dev/) - [PNG изображение](https://programming-challenges.jeremyjaydan.dev/media/programming-challenges-v4.0.png)
+* [Programming challenges](https://challenges.jeremyjaydan.com/) - [PNG image](https://challenges.jeremyjaydan.com/media/programming-challenges-v4.0.png)
 
 Рулетка с идеями для пет-проектов. Настраиваете ожидаемую сложность проекта и запускаете рулетку. Дальше случайность решит за вас, какую задачу придется решать :)