[packages/VirtualBox] filterout -Werror=format-security for compatibility with gcc7

[atler]

commit 5750e90b18359332a767954e1c43fc2a37062b45
Author: Jan Palus <atler at pld-linux.org>
Date:   Tue Nov 14 16:42:55 2017 +0100

    filterout -Werror=format-security for compatibility with gcc7
    
    gcc7 now fails with:
    -Wformat -Werror=format-security -Wno-format

 VirtualBox.spec | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/VirtualBox.spec b/VirtualBox.spec
index 44ff5a3..9951e84 100644
--- a/VirtualBox.spec
+++ b/VirtualBox.spec
@@ -191,6 +191,8 @@ BuildRoot:	%{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 %define		outdir		out/%{vbox_platform}/release/bin
 %define		objdir		out/%{vbox_platform}/release/obj
 
+%define		filterout		-Werror=format-security
+
 %description
 Oracle VirtualBox is a general-purpose full virtualizer for x86
 hardware. Targeted at server, desktop and embedded use, it is now the
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/packages/VirtualBox.git/commitdiff/5fa584a434d4b55bb7d440a576d5a47b23e332a7