Update 101-memory-management.md (#7181)

* Update 101-memory-management.md

* Update src/data/roadmaps/java/content/101-java-advanced-topics/101-memory-management.md

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

src/data/roadmaps/java/content/101-java-advanced-topics/101-memory-management.md

@@ -6,3 +6,4 @@ Visit the following resources to learn more:
 
 - [@article@Memory Management in Java](https://www.javatpoint.com/memory-management-in-java)
 - [@video@Memory Management Tutorial in Java](https://www.youtube.com/watch?v=fM8yj93X80s)
+- [@video@Memory Managament And Garbage Collection in Java](https://youtu.be/vz6vSZRuS2M?si=4-JyoDkgcxrLmxSt)