Merge pull request buildpacks-community#1142 from pivotal/enhancement/issue-1137-adopters-file

kpack donation - Adding ADOPTERS page

Author: tomkennedy513

ADOPTERS.md

@@ -0,0 +1,10 @@
+# Who's using Kpack?
+
+### Adopters
+Below is a list of projects that have publicly adopted kpack. 
+
+* [Bloomberg](https://www.techatbloomberg.com/)
+* [VMware Tanzu Build Service](https://tanzu.vmware.com/build-service)
+* [Azure Spring Apps](https://azure.microsoft.com/en-us/products/spring-apps)
+
+If you'd like to be added, feel free to [open a pull-request!](https://github.com/pivotal/kpack/pulls)