Remove LFS configuration

 * Remove LFS configuration
 * Add mock test models for external delegate

Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: I9f5b427a995aff22391548cd45821cb2afc8a474
diff --git a/.gitattributes b/.gitattributes
deleted file mode 100644
index 7d63010..0000000
--- a/.gitattributes
+++ /dev/null
@@ -1 +0,0 @@
-*.tflite filter=lfs diff=lfs merge=lfs -text
diff --git a/delegate/python/test/test_data/conv2d.tflite b/delegate/python/test/test_data/conv2d.tflite
new file mode 100644
index 0000000..ab56459
--- /dev/null
+++ b/delegate/python/test/test_data/conv2d.tflite
Binary files differ
diff --git a/delegate/python/test/test_data/fallback_model.tflite b/delegate/python/test/test_data/fallback_model.tflite
new file mode 100644
index 0000000..84f9401
--- /dev/null
+++ b/delegate/python/test/test_data/fallback_model.tflite
Binary files differ
diff --git a/delegate/python/test/test_data/fp32_model.tflite b/delegate/python/test/test_data/fp32_model.tflite
new file mode 100644
index 0000000..77fc737
--- /dev/null
+++ b/delegate/python/test/test_data/fp32_model.tflite
Binary files differ