Upgrade version of pkginfo used by Poetry

Some Poetry issues¹ are fixed by upgrading pkginfo. However, the method for upgrading the verison of pkginfo used by Poetry depends upon how you installed Poetry:

• If you used the Poetry install script:

  $ poetry self add pkginfo==1.10.0
  

• If you used pipx:

  $ pipx runpip poetry install pkginfo==1.10.0