Storage: refactor dump_storage

Bug: 287884851
Test: run bugreport
Change-Id: I126f363b741616690b8e5e3b8fe522da7cd5c2ca
Signed-off-by: Randall Huang <huangrandall@google.com>
diff --git a/storage/sepolicy/file_contexts b/storage/sepolicy/file_contexts
index eda4cf7..e4e41cb 100644
--- a/storage/sepolicy/file_contexts
+++ b/storage/sepolicy/file_contexts
@@ -1 +1 @@
-/vendor/bin/dump/dump_storage\.sh      u:object_r:dump_storage_exec:s0
+/vendor/bin/dump/dump_storage      u:object_r:dump_storage_exec:s0