Merge pull request #1100 from ibrahimhasnat/fixed-typing-mistake

Fixed simple ordering mistake in the Graph section

README.md

@@ -916,8 +916,8 @@ Graphs can be used to represent many problems in computer science, so this secti
     - [ ] [Depth-First Search](https://www.youtube.com/watch?v=IBfWDYSffUU&t=32s&ab_channel=MITOpenCourseWare)
 
 - [ ] Skiena Lectures - great intro:
-    - [ ] [CSE373 2020 - Lecture 11 - Graph Data Structures (video)](https://www.youtube.com/watch?v=Sjk0xqWWPCc&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=10)
-    - [ ] [CSE373 2020 - Lecture 12 - Graph Traversal (video)](https://www.youtube.com/watch?v=ZTwjXj81NVY&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=11)
+    - [ ] [CSE373 2020 - Lecture 10 - Graph Data Structures (video)](https://www.youtube.com/watch?v=Sjk0xqWWPCc&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=10)
+    - [ ] [CSE373 2020 - Lecture 11 - Graph Traversal (video)](https://www.youtube.com/watch?v=ZTwjXj81NVY&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=11)
     - [ ] [CSE373 2020 - Lecture 12 - Depth First Search (video)](https://www.youtube.com/watch?v=KyordYB3BOs&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=12)
     - [ ] [CSE373 2020 - Lecture 13 - Minimum Spanning Trees (video)](https://www.youtube.com/watch?v=oolm2VnJUKw&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=13)
     - [ ] [CSE373 2020 - Lecture 14 - Minimum Spanning Trees (con't) (video)](https://www.youtube.com/watch?v=RktgPx0MarY&list=PLOtl7M3yp-DX6ic0HGT0PUX_wiNmkWkXx&index=14)