Update final-project.md, added new sections

docs/projects/final-project.md

@@ -9,6 +9,17 @@ This week I worked on defining my final project idea and started to getting used
 
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+## 2D and 3D Modeling
+
+Add here your modeling and design.
+
+
+## Some other section
+
+This is an updated text.
+
+
+
 ## Materials
 
 | Qty |  Description    |  Price  |           Link           | Notes  |