Revert "__consul type requires unzip to be installed"

This reverts commit 45df8dca11.

cdist/conf/type/__consul/manifest

@@ -43,9 +43,7 @@ if [ ! -d "$version_dir" ]; then
    exit 1
 fi
 
-__package unzip
-
-require="__package/unzip" __staged_file /usr/local/bin/consul \
+__staged_file /usr/local/bin/consul \
    --source "$(cat "$version_dir/source")" \
    --cksum "$(cat "$version_dir/cksum")" \
    --fetch-command 'curl -s -L "%s"' \