Move esoma/pyglm-typing into glm-stubs (with pyglm-typing as submodule) (#190)

* move esoma/pyglm-typing into glm-stubs

* Added pyglm-typing as submodule

Co-authored-by: Szabolcs Dombi <[email protected]>

Author: Zuzu-Typ

.gitmodules

@@ -2,3 +2,6 @@
 	path = glm
 	url = https://github.com/Zuzu-Typ/glm
 	branch = PyGLM
+[submodule "pyglm-typing"]
+	path = pyglm-typing
+	url = https://github.com/esoma/pyglm-typing