Update .gitmodules

Author: ENikS

.gitmodules

@@ -1,32 +1,32 @@
 [submodule "Abstractions"]
 	path = Abstractions
 	url = https://github.com/unitycontainer/abstractions.git
-	branch = master
+	branch = v2.x
 [submodule "Container"]
 	path = Container
 	url = https://github.com/unitycontainer/container.git
-	branch = master
+	branch = v5.x
 [submodule "Configuration"]
 	path = Configuration
 	url = https://github.com/unitycontainer/configuration.git
-	branch = master
+	branch = v5.x
 [submodule "Interception"]
 	path = Interception
 	url = https://github.com/unitycontainer/interception.git
-	branch = master
+	branch = v5.x
 [submodule "InterceptionConfiguration"]
 	path = InterceptionConfiguration
 	url = https://github.com/unitycontainer/interception-configuration.git
-	branch = master
+	branch = v5.x
 [submodule "RegistrationByConvention"]
 	path = RegistrationByConvention
 	url = https://github.com/unitycontainer/registration-by-convention.git
-	branch = master
+	branch = v5.x
 [submodule "CommonServiceLocator"]
 	path = CommonServiceLocator
 	url = https://github.com/unitycontainer/commonservicelocator.git
 	branch = master
 [submodule "ServiceLocation"]
 	path = ServiceLocation
 	url = https://github.com/unitycontainer/service-location.git
-	branch = master
+	branch = v2.x