Fix mis-scaled signals for subject 009: divide by 1e6 (part 4/33 of full fix for subjects 004,005,008-035,058-060).

sourcedata/braindecode/dataset.zarr/recording_9/data/c/0/0/0

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c0f2e1557daa71fe39082995f8a46af728ce8d68617ec788a764b20bdf75a303
-size 18536266
+oid sha256:b65626103f98d65210015755ac00139f285f99cc6134ad2ff1260110dbb013d1
+size 18534038

sourcedata/braindecode/dataset.zarr/recording_9/data/c/1/0/0

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:b0842c1119f3ff814839c7fe42a8e99c6ba99523a06cf1bc7b44efab6d42d592
-size 11794277
+oid sha256:2810ba8c3e6ba042e214b08a7d885b3d8b36ce1e1cc7e3173170e370156213cd
+size 11793141