Merge pull request openshift#94 from bentito/dev_notes

OPRUN-3268: Add pointer to tooling README for downstreaming info

Author: openshift-merge-bot[bot]

openshift/dev_notes.md

@@ -0,0 +1,4 @@
+## Notes for developers
+
+### Information on the downstreaming process can be found here:
+[https://github.com/openshift/operator-framework-tooling/blob/main/README.md](https://github.com/openshift/operator-framework-tooling/blob/main/README.md)