packaging/debian: drop pylint3 as a Build-Dependency

We are not running pylint3 in debian packaging anyway and Ubuntu eoan does
not have this package.

Signed-off-by: Balazs Scheidler <[email protected]>

Author: bazsi

debian/control

@@ -26,7 +26,7 @@ Build-Depends: debhelper (>= 10~),
                libhiredis-dev,
                libriemann-client-dev (>= 1.6.0~),
                librabbitmq-dev,
-               python3, python3-dev, pylint3, dh-python,
+               python3, python3-dev, dh-python,
                dh-exec (>= 0.13~),
                python3-nose, python3-ply,
                libxml2-utils, geoip-database,