Fix mis-scaled signals for subject 058: divide by 1e6 (part 31/33 of full fix for subjects 004,005,008-035,058-060).

sourcedata/braindecode/dataset.zarr/recording_58/data/c/0/0/0

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:b357619b925b2972be9a9e3a2779c60e8ed80147c348f8f768d793419e2b901c
-size 18521641
+oid sha256:a38a1c821165bf083aa392a249fe1352b2cfbfd3da71bb3461a08e66fe1d7e38
+size 18516729

sourcedata/braindecode/dataset.zarr/recording_58/data/c/1/0/0

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:3934285d2f2b40e848c1fa8bffefca3be428ce6128017f70934de9841b402022
-size 11776056
+oid sha256:75fc2ba9c347dafdb8d5891a37354aae04d09a3ae79bea6139603a44571dc514
+size 11773149