[dpdk-test-report] |SUCCESS| pw 7520 doc: fix pdf build warning

[sys_stv at intel.com]

Test-Label: Intel Niantic on Fedora
Test-Status: SUCCESS
Patchwork: http://www.dpdk.org/dev/patchwork/patch/7520/

DPDK git baseline: affc455438f4cbd3b14e2d9a24fbc154e22d68d3
Patchwork ID: 7520
http://www.dpdk.org/dev/patchwork/patch/7520/
Submitter: John McNamara <john.mcnamara at intel.com>
Date: Mon, 12 Oct 2015 13:54:40 +0100

Compilation:
OS: fedora
Nic: niantic
i686-native-linuxapp-gcc: compile pass
x86_64-native-linuxapp-gcc: compile pass

DTS validation: 
OS: fedora
Nic: Niantic
TestType: auto
GCC: 4
x86_64-native-linuxapp-gcc:  total 75, passed 75, failed 0.
Failed Case List:
Target: x86_64-native-linuxapp-gcc
OS: fedora


DPDK STV team