BUG/MINOR: proxy: fix log_tag leak on deinit()

proxy log_tag wasn't cleaned up in free_proxy(), resulting in small
memory leak if "log-tag" was used on a regular or default proxy.

It may be backported to all stable versions.

(cherry picked from commit 77b192ea3682a2ad56418d2e4379bb763e0b427e)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit cc722a3e5ba549bcdcc6c38d488f31e7230faa05)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 1a7ca6bdef6e341031e7687f8c201db3f292196d)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed