Re-add mildly useful SIGNATURES_SCHEMA

Lukas Puehringer · Lukas Puehringer · commit 4adbc5a92f13 · 2019-09-05T13:03:34.000+02:00
diff --git a/securesystemslib/formats.py b/securesystemslib/formats.py
@@ -298,6 +298,8 @@
   keyid = KEYID_SCHEMA,
   sig = HEX_SCHEMA)
 
+SIGNATURES_SCHEMA = SCHEMA.ListOf(SIGNATURE_SCHEMA)
+
 # A signable object.  Holds the signing role and its associated signatures.
 SIGNABLE_SCHEMA = SCHEMA.Object(
   object_name = 'SIGNABLE_SCHEMA',
