update submodule urls

.gitmodules

@@ -1,16 +1,16 @@
 [submodule "external/unbound"]
 	path = external/unbound
-	url = https://github.com/monero-project/unbound
+	url = https://git.wownero.com/wownero/unbound
 	branch = monero
 [submodule "external/miniupnp"]
 	path = external/miniupnp
-	url = https://github.com/monero-project/miniupnp
+	url = https://git.wownero.com/wownero/miniupnp
 	branch = monero
 [submodule "external/rapidjson"]
 	path = external/rapidjson
-	url = https://github.com/Tencent/rapidjson
+	url = https://git.wownero.com/wownero/rapidjson
 [submodule "external/RandomWOW"]
 	path = external/RandomWOW
-	url = https://github.com/wownero/RandomWOW
+	url = https://git.wownero.com/wownero/RandomWOW
         branch = 1.1.7-wow