Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -4,7 +4,7 @@
     - Comment: 'I would like to take this task,' including the estimated delivery timeline (start and completion dates) and a brief summary of relevant skills (required for complex tasks).
     - Join the contributors' Telegram group for updates and discussions.
 2. Task Assignment
-    - Basic tasks: Assigned on a first-come, first-served basis. No further assignment required.
+    - Easy/Medium tasks: Assigned on a first-come, first-served basis. No further assignment required.
     - Complex tasks: Prospective assignees must outline their approach to the task. Assignments will be based on these proposals to ensure optimal match and prioritization.
 4. Initial Commit Requirement
     - If no commits are made or the assignee is unreachable within 48 hours post-assignment, we reserve the right to reassign the task.