Add MiniAudio Gem to DefaultProject template (o3de#17367)

Signed-off-by: Alex Peterson <[email protected]>

Author: AMZN-alexpete

Templates/DefaultProject/Template/project.json

@@ -32,6 +32,7 @@
         "ImGui",
         "LandscapeCanvas",
         "LyShine",
+        "MiniAudio",
         "PhysX",
         "PrimitiveAssets",
         "PrefabBuilder",