Added method to find a package according to a pattern

[mchf]

Problem

The feature was not supported. Some packages do not have "default" placeholder but uses versions in name instead (php8), so simple patterns comes handy.

• https://bugzilla.suse.com/show_bug.cgi?id=1200016

Solution

implemented simple wrapper which uses y2packager/resolvable

Testing

• Tested manually

[coveralls]

Coverage decreased (-0.003%) to 41.633% when pulling 723890b99b2095ad01b062cd0b285956673d609d on mchf:master into 1ce6c5d2f2188f757b73550e738a188bdd8c1d1c on yast:master.

[yast-bot]

:heavy_check_mark: Public Jenkins job #375 successfully finished :heavy_check_mark: Created OBS submit request #991510