provider: modified package query logic
provider: modified package query logic

in the previous commit the regex applied did not have the intended
results.

we will now properly eliminate the header lines from
chocolatey version all -lo that look like this:

name                                                        found
----                                                        -----

rismoney/puppet-chocolatey,idoru78/puppet-chocolatey,rismoney/puppet-chocolatey,9bryan/puppet-chocolatey,maxgaulhofer/puppet-chocolatey,ThoughtCrhyme/puppetlabs-chocolatey,9bryan/puppet-chocolatey,maxgaulhofer/puppet-chocolatey,korytkoBT/puppet-chocolatey,ferventcoder/puppet-chocolatey,ferventcoder/puppet-chocolatey,korytkoBT/puppet-chocolatey,ThoughtCrhyme/puppetlabs-chocolatey,cregev/puppet-chocolatey,cregev/puppet-chocolatey,chocolatey/puppet-chocolatey,idoru78/puppet-chocolatey,krutisfood/puppet-chocolatey,chocolatey/puppet-chocolatey