File _patchinfo of Package patchinfo.538

<patchinfo incident="538">
  <issue id="924626" tracker="bnc">write all EC2 metadata to a file</issue>
  <category>recommended</category>
  <rating>low</rating>
  <packager>rjschwei</packager>
  <description>This update provides python-ec2metadata 1.5.3, fixing the following issues:

- Properly write metadata to file if no query argument is provided.
- Properly generate XML for 'public-keys' query option.
- Document the 'api' option in the help message.
- Alpha sort the options displayed with the help message.
</description>
  <summary>Recommended update for python-ec2metadata</summary>
</patchinfo>