[keyring] Add public usign key used by the 17.01 release builds

[LEDE Commits]

jow pushed a commit to keyring.git, branch master:
https://git.lede-project.org/ecf79d787bbb8d033566bf54a9901b65196ebe33

commit ecf79d787bbb8d033566bf54a9901b65196ebe33
Author: Jo-Philipp Wich <jo at mein.io>
AuthorDate: Fri Jan 20 09:59:11 2017 +0100

    Add public usign key used by the 17.01 release builds
    
    Signed-off-by: Jo-Philipp Wich <jo at mein.io>
---
 usign/792d9d9b39f180dc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/usign/792d9d9b39f180dc b/usign/792d9d9b39f180dc
new file mode 100644
index 0000000..9044a0e
--- /dev/null
+++ b/usign/792d9d9b39f180dc
@@ -0,0 +1,2 @@
+untrusted comment: LEDE 17.01 "Reboot" public key
+RWR5LZ2bOfGA3FGliZosEDhodiAKDOISmQs/mmjo4rhcbFtqkibJqMzo