BUG/MEDIUM: cli: changing compression rate-limiting must require admin level

Right now it's possible to change the global compression rate limiting
without the CLI being at the admin level.

This fix must be backported to 1.6 and 1.5.
(cherry picked from commit a1c2b2c4f3e65d198a0a4b25a4f655f7b307a855)
(cherry picked from commit 9e5f1489c9f2d6926729890f249f7ebb9d3bfd43)
1 file changed