Rename example Apache configuration file to include ".conf" suffix

This is useful on systems like Fedora that require the .conf suffix to act
on files in a conf.d subdirectory, and is generally useful for visually
distinguishing the purpose of the file.

git-svn-id: svn://svn.open-ils.org/OpenSRF/trunk@1963 9efc2488-bf62-4759-914b-345cdb29e865

diff --git a/examples/apache2/opensrf b/examples/apache2/opensrf.conf
similarity index 100%
rename from examples/apache2/opensrf
rename to examples/apache2/opensrf.conf