add multiple test container example

Author: akoserwal

examples/MultipleTestContainers.md

@@ -0,0 +1,7 @@
+# Creating Multiple Test Containers 
+
+Follow the Guide: [Creating Multiple Test Containers with ory/dockertest in Go](https://akoserwal.medium.com/creating-multiple-test-containers-with-ory-dockertest-in-go-5b8311614e7b)
+
+Code: [LocalTestContainers](https://github.com/akoserwal/multi-containers-dockertest/blob/main/LocalTestContainers.go)
+
+Author: Abhishek Koserwal [https://github.com/akoserwal]