fixup! fixup! wip: add support for xx-dnf

Author: panekj

Diff for: src/test_helper.bash

@@ -1,20 +1,18 @@
 #!/usr/bin/env bash
 
-. /etc/os-release
-
 pkg() {
+  . /etc/os-release
+
   case "${op}" in
     add|install)
       alpine_op="add"
       op="install"
       apt_opts="--no-install-recommends"
-      opts=""
     ;;
     del|remove)
       alpine_op="del"
       op="remove"
       apt_opts="--autoremove"
-      opts="2>/dev/null || true"
     ;;
     *)
       printf "Unknown op"