Merge pull request #1 from zapolnov/nz_submodules

Use relative submodule paths to facilitate forking.

Author: igagis

.gitmodules

@@ -1,4 +1,4 @@
 [submodule "tool-configs"]
 	path = tool-configs
-	url = ../../cppfw/tool-configs
+	url = ../tool-configs
 	branch = main