Brad Fitzpatrick 093ae70293 wgengine/magicsock: remove redundant/wrong sharedDiscoKey delete
The pass just after in this method handles cleaning up sharedDiscoKey.
No need to do it wrong (assuming DiscoKey => 1 node) earlier.

Updates #3088

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
(cherry picked from commit 36a07089ee6a49a7a178db486c9716de1e77201a)
2021-10-19 12:18:16 -07:00
..