Updates FBX test assets to remove suzanne

AutomatedTesting/Gem/PythonTests/assetpipeline/fbx_tests/assets/OneMeshMultipleMaterials/single_mesh_multiple_materials.fbx

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:92fae957e7559bc486cf11d454dda4e066c1d25f03f7ff43d76f0869c54fec4e
+oid sha256:68193ec6abac0cb04fd9842d540814d31655b8ffd1c5a9ff1086fe800c0c8c72
-size 41820
+size 40812

AutomatedTesting/Gem/PythonTests/assetpipeline/fbx_tests/assets/TwoMeshLinkedMaterials/multiple_mesh_linked_materials.fbx

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:46eadb0c54b22ef320639c05086abb3df6147623da0a15ff85e52a752c1114b4
+oid sha256:bf9aa8e1075a1f1c3e3e15958106e4f79760e37abfc4e87b823712873984cb8d
-size 38908
+size 19516

AutomatedTesting/Gem/PythonTests/assetpipeline/fbx_tests/assets/VertexColor/vertexcolor.fbx

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:6d032e52065468197a83056aabe8565b4add43e046c3bcd0d838c2f41cb96607
+oid sha256:2cf646a0a977c2edc5ee2ab6351ef633f194ce60c59ea3cb8359f71648db668e
-size 33420
+size 374492