[ngrep] Add missing automake.

[Christopher Meng]

commit a16a1f400c80cc4b383f6753da9466da823e8e59
Author: Koji <koji at fedoraproject.org>
Date:   Mon Aug 26 12:30:59 2013 +0800

    Add missing automake.

 ngrep.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/ngrep.spec b/ngrep.spec
index 1762a07..7b0c839 100644
--- a/ngrep.spec
+++ b/ngrep.spec
@@ -12,6 +12,7 @@ Source1:        %{name}-README.fedora
 Patch0:	        %{name}-system-pcre.patch
 Patch1:	        ngrep-aarch64.patch
 BuildRequires:  autoconf
+BuildRequires:  automake
 BuildRequires:  pcre-devel
 BuildRequires:  libpcap-devel