Keystore 2.0: Remove list permission from keystore2_key security class.

The list permission is special keystore2 permission that allows
callers to list arbitrary namespaces. It is not a key or namespace
specific permission.

Test: N/A
Merged-In: Ie0a29d8b08c53977ae2ed04d042868044d2c34c5
Change-Id: Ie0a29d8b08c53977ae2ed04d042868044d2c34c5
4 files changed