[3d_armor] Change url submodule

et pointe vers la branche master

.gitmodules

@@ -1,7 +1,7 @@
 [submodule "3d_armor"]
 	path = 3d_armor
-	url = https://sys4.fr/gitea/nalc/3d_armor.git
+	url = https://sys4.fr/gitea/mff/minetest-3d_armor.git
-	branch = mff
+	branch = master
 [submodule "3d_armor_classes"]
 	path = 3d_armor_classes
 	url = https://sys4.fr/gitea/nalc/3d_armor_classes.git