修改git子模块地址

Signed-off-by: lettleprince <tong.decula@163.com>

.gitmodules

@@ -1,12 +1,12 @@
 [submodule "Library/ShadowPath/ShadowPath/shadowsocks-libev"]
 	path = Library/ShadowPath/ShadowPath/shadowsocks-libev
-	url = git@github.com:icodesign/shadowsocks-libev.git
+	url = https://github.com/icodesign/shadowsocks-libev.git
 [submodule "Library/ShadowPath/ShadowPath/libmaxminddb"]
 	path = Library/ShadowPath/ShadowPath/libmaxminddb
-	url = git@github.com:haxpor/libmaxminddb.git
+	url = https://github.com/haxpor/libmaxminddb.git
 [submodule "Library/Eureka"]
 	path = Library/Eureka
-	url = git@github.com:haxpor/Eureka.git
+	url = https://github.com/haxpor/Eureka.git
 [submodule "Library/CallbackURLKit"]
 	path = Library/CallbackURLKit
-	url = git@github.com:phimage/CallbackURLKit.git
+	url = https://github.com/phimage/CallbackURLKit.git