Convert datasets to av1 encoding (#302)

tests/data/lerobot/aloha_sim_insertion_scripted/meta_data/episode_data_index.safetensors

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:4500f31e62f0928a837fa71783acacda0db516c7b00d0586a41ea5fd8fc5e772
-size 928
+oid sha256:4e910eac6a1c94f4c194b05e908dcc973dd4227b18eb80c374d7a1150f166c34
+size 136

tests/data/lerobot/aloha_sim_insertion_scripted/meta_data/info.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:cf148247bf191c7f7e8af738a7b9e147f9ffffeec0e4b9d1c4783c4e384da7eb
-size 33
+oid sha256:50e40e4c2bb523fca0b54e9a9635281312e9c6f9d757db03c06a0865c5508f29
+size 188

tests/data/lerobot/aloha_sim_insertion_scripted/meta_data/stats.safetensors

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ae67bab70f3b313427fdcb447ed0a1a3d09581ff7ae8cc64ddd2243ef9ccb6c0
+oid sha256:a85e57264325cc0927450e30a85dd0eacb0a70ebdb00c4e2ac043a57f9c200e2
 size 2904

tests/data/lerobot/aloha_sim_insertion_scripted/train/data-00000-of-00001.arrow

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:277340fe2c2ca9f40a2cf27caf66dbb47089d690917a076e341d3be586b874d1
+oid sha256:171a9efc9c45601688821936ec9a1dcf91f16b1bbab4e8246f18b4d4cc6ac6ee
 size 80432

tests/data/lerobot/aloha_sim_insertion_scripted/train/state.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e48156ce4f71ac15d78732312fbc7e199f0ecdaac3604231e6be2e3e5b31a0ad
+oid sha256:5fd5fe80657788d044cdc8a1baf1456c7695cc951049347a469165002a83c6c7
 size 247

tests/data/lerobot/aloha_sim_insertion_scripted/videos/observation.images.top_episode_000000.mp4

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:292e6815ae7431d07ee75a5a770fdc8fd6fe8479eb104c33774ef0049f0dd768
-size 963206
+oid sha256:cb4810728c3d642326bf5fa2cd1632a60e68880faace4ec7368c6ee7992dabfb
+size 1297818