Change json submodule to use https

Kaydax · Kaydax · commit 75f3a87b4936 · 2020-06-15T13:58:01.000-04:00
diff --git a/.gitmodules b/.gitmodules
@@ -13,3 +13,5 @@
 [submodule "externals/json"]
 	path = externals/json
 	url = git@github.com:nlohmann/json.git
+[submodule "json/"]
+	url = https://github.com/nlohmann/json.git
