Remove constraints unnecessary since buster(oldstable)

* jenkins-debian-glue-buildenv: Drop versioned constraint on pep8 in Recommends.

Changes-By: deb-scrub-obsolete

debian/control

@@ -75,7 +75,7 @@ Replaces:
 Recommends:
  curl,
  libperl-critic-perl,
- pep8 (>= 1.4.6~),
+ pep8,
  qemu-user-static,
  shellcheck,
 Description: Jenkins Debian glue scripts - dependency package