Re-pgindent a few files.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 8d290c8ec6c182a4df1d089c21fe84c7912f01fe
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2016-01-18T00:13:18Z
Releases: 9.6.0
Re-pgindent a few files.

In preparation for landing index AM interface changes.

Files