Revert "Revert^2 "Add the 'bdev_type' attribute to all block devices""

This reverts commit 03b647d2055957ad9c92a3e9c7c60a93a1807199.

Reason for revert: Restore this patch since it was not necessary to revert this patch.
Bug: 202520796
Change-Id: Ia2629994551d4f9ca12acc109104472450db98dc
diff --git a/sepolicy/file.te b/sepolicy/file.te
index 919ef02..54de779 100644
--- a/sepolicy/file.te
+++ b/sepolicy/file.te
@@ -5,5 +5,5 @@
 type sysfs_udc, fs_type, sysfs_type;
 type dri_device, dev_type;
 type rmtfs_device, dev_type;
-type modem_block_device, dev_type, bdev_type;
+type modem_block_device, dev_type;
 type tqftpserv_vendor_data_file, file_type, data_file_type, mlstrustedobject;