libpcap: drop .3pcap suffix for manpages... .3 is enough.

srcpkgs/libpcap/template

@@ -1,7 +1,7 @@
 # Template file for 'libpcap'
 pkgname=libpcap
 version=1.6.2
-revision=1
+revision=2
 build_style=gnu-configure
 configure_args="--enable-ipv6 --with-libnl --with-pcap=linux
  $(vopt_enable bluetooth) $(vopt_enable dbus) $(vopt_enable usb canusb)"
@@ -22,6 +22,9 @@ build_options_default="usb"
 
 post_install() {
 	vlicense LICENSE
+	for f in ${DESTDIR}/usr/share/man/man3/*.3pcap; do
+		mv ${f} ${f%pcap}
+	done
 }
 
 libpcap-devel_package() {