remove dnsmasq command line parameter "--filterwin2k"

This patch removed the "--filterwin2k" dnsmasq command line
parameter which was unnecessary for domain specification,
possibly blocked some usage, and was command line clutter.

Gene Czarcinski <gene@czarc.net>

src/network/bridge_driver.c

@@ -543,7 +543,7 @@ networkBuildDnsmasqArgv(virNetworkObjPtr network,
     /* need to specify local even if no domain specified */
     virCommandAddArgFormat(cmd, "--local=/%s/",
                            network->def->domain ? network->def->domain : "");
-    virCommandAddArgList(cmd, "--domain-needed", "--filterwin2k", NULL);
+    virCommandAddArg(cmd, "--domain-needed");
 
     if (pidfile)
         virCommandAddArgPair(cmd, "--pid-file", pidfile);

tests/networkxml2argvdata/isolated-network.argv

 @DNSMASQ@ --strict-order --bind-interfaces \
---local=// --domain-needed --filterwin2k --conf-file= \
+--local=// --domain-needed --conf-file= \
 --except-interface lo --dhcp-option=3 --no-resolv \
 --listen-address 192.168.152.1 \
 --dhcp-range 192.168.152.2,192.168.152.254 \

tests/networkxml2argvdata/nat-network-dns-hosts.argv

 @DNSMASQ@ --strict-order --bind-interfaces --domain=example.com \
---local=/example.com/ --domain-needed --filterwin2k \
+--local=/example.com/ --domain-needed \
 --conf-file= --except-interface lo --listen-address 192.168.122.1 \
 --expand-hosts --addn-hosts=/var/lib/libvirt/dnsmasq/default.addnhosts\

tests/networkxml2argvdata/nat-network-dns-srv-record-minimal.argv

 @DNSMASQ@ \
 --strict-order \
 --bind-interfaces \
---local=// --domain-needed --filterwin2k --conf-file= \
+--local=// --domain-needed --conf-file= \
 --except-interface lo \
 --srv-host=name.tcp.,,,, \
 --listen-address 192.168.122.1 \

tests/networkxml2argvdata/nat-network-dns-srv-record.argv

 @DNSMASQ@ \
 --strict-order \
 --bind-interfaces \
---local=// --domain-needed --filterwin2k --conf-file= \
+--local=// --domain-needed --conf-file= \
 --except-interface lo \
 --srv-host=name.tcp.test-domain-name,.,1024,10,10 \
 --listen-address 192.168.122.1 \

tests/networkxml2argvdata/nat-network-dns-txt-record.argv

 @DNSMASQ@ --strict-order --bind-interfaces \
---local=// --domain-needed --filterwin2k --conf-file= \
+--local=// --domain-needed --conf-file= \
 --except-interface lo '--txt-record=example,example value' \
 --listen-address 192.168.122.1 --listen-address 192.168.123.1 \
 --listen-address 2001:db8:ac10:fe01::1 \

tests/networkxml2argvdata/nat-network.argv

 @DNSMASQ@ --strict-order --bind-interfaces \
---local=// --domain-needed --filterwin2k --conf-file= \
+--local=// --domain-needed --conf-file= \
 --except-interface lo --listen-address 192.168.122.1 \
 --listen-address 192.168.123.1 --listen-address 2001:db8:ac10:fe01::1 \
 --listen-address 2001:db8:ac10:fd01::1 --listen-address 10.24.10.1 \

tests/networkxml2argvdata/netboot-network.argv

 @DNSMASQ@ --strict-order --bind-interfaces --domain=example.com \
---local=/example.com/ --domain-needed --filterwin2k --conf-file= \
+--local=/example.com/ --domain-needed --conf-file= \
 --except-interface lo --listen-address 192.168.122.1 \
 --dhcp-range 192.168.122.2,192.168.122.254 \
 --dhcp-leasefile=/var/lib/libvirt/dnsmasq/netboot.leases \

tests/networkxml2argvdata/netboot-proxy-network.argv

 @DNSMASQ@ --strict-order --bind-interfaces --domain=example.com \
---local=/example.com/ --domain-needed --filterwin2k --conf-file= \
+--local=/example.com/ --domain-needed --conf-file= \
 --except-interface lo --listen-address 192.168.122.1 \
 --dhcp-range 192.168.122.2,192.168.122.254 \
 --dhcp-leasefile=/var/lib/libvirt/dnsmasq/netboot.leases \

tests/networkxml2argvdata/routed-network.argv

 @DNSMASQ@ --strict-order --bind-interfaces \
---local=// --domain-needed --filterwin2k --conf-file= \
+--local=// --domain-needed --conf-file= \
 --except-interface lo --listen-address 192.168.122.1\