Merge pull request #333 from RustSec/assign-ids

Assign RUSTSEC IDs

Author: Shnatsel

crates/tough/RUSTSEC-0000-0000.toml renamed to crates/tough/RUSTSEC-2020-0024.toml

@@ -1,5 +1,5 @@
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2020-0024"
 package = "tough"
 date = "2020-07-09"
 title = "Improper uniqueness verification of signature threshold"