Add resource link (#5108)

* Update linear-algebra-calc-mathana.md

* Update src/data/roadmaps/ai-data-scientist/content/linear-algebra-calc-mathana.md

Co-authored-by: dsh <daniel.s.holdsworth@gmail.com>

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Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>
Co-authored-by: dsh <daniel.s.holdsworth@gmail.com>

src/data/roadmaps/ai-data-scientist/content/linear-algebra-calc-mathana.md

@@ -1,4 +1,4 @@
 # Learn Algebra, Calculus, Mathematical Analysis
 
 - [Mathematics for Machine Learning Specialization](https://imp.i384100.net/baqMYv)
-
+- [Linear Algebra Youtube Course](https://www.youtube.com/playlist?list=PLZHQObOWTQDPD3MizzM2xVFitgF8hE_ab)