Allow sysadm to interact with asterisk

When administering asterisk, one often ran command is "asterisk -r"
which yields the asterisk CLI (when the asterisk server is running). To
be able to run this, you need asterisk_stream_connect privileges.

Assign these privileges to the sysadm_r

Signed-off-by: Sven Vermeulen <sven.vermeulen@siphos.be>

policy/modules/roles/sysadm.te

@@ -85,6 +85,10 @@ optional_policy(`
 	apt_run(sysadm_t, sysadm_r)
 ')
 
+optional_policy(`
+	asterisk_stream_connect(sysadm_t)
+')
+
 optional_policy(`
 	auditadm_role_change(sysadm_r)
 ')