File _patchinfo of Package patchinfo

<patchinfo>
  <packager>dimstar</packager>
  <category>recommended</category>
  <rating>low</rating>
  <summary>gnome-tweak-tool: Minor additions</summary>
  <description>This update fixes the following issues for gnome-tweak-tool:
- bnc#770048: Add gnome-tweak-tool-pwr-button.patch: Allow to configure what action should be performed when pressing the power button (acpi)
- Drop xz BuildRequires as it now comes for free in the build system.</description>
<issue tracker="bnc" id="770048">make power button action configurable</issue>
</patchinfo>