Revert "Fix a memleak in svcctl_init_keys()"

Revert "Fix a memleak in svcctl_init_keys()"

This reverts commit b1afb31f3cadd4749bf6e3eb5d8935588bf8ebfc.

This one is very strange: I need to investigate why valgrind showed it as
leaking, and why in my initial tests this did not fail.
(cherry picked from commit 24730f5981efb920811e7929a9483bd72bb0984c)
(This used to be commit b1e8e5d173cdaa3fb9c1fb1d9aacf8e665bc5d61)