Configure examples_tests to use personal fork

Author: CrabExtra

.gitmodules

@@ -64,7 +64,7 @@
 	branch = main
 [submodule "examples_tests"]
 	path = examples_tests
-	url = git@github.com:Devsh-Graphics-Programming/Nabla-Examples-and-Tests.git
+	url = https://github.com/CrabExtra/Nabla-Examples-and-Tests.git
 [submodule "3rdparty/msdfgen"]
 	path = 3rdparty/msdfgen
 	url = [email protected]:Chlumsky/msdfgen.git