Revert "Add DEVFILE_REGISTRY env var for periodic tests (#6709)" (#6725)

* Revert "Add DEVFILE_REGISTRY env var for periodic tests (#6709)"

This reverts commit f0bf9ee1dd.

* Use IBM Devfile registry for InterOP testing

Signed-off-by: Parthvi Vala <pvala@redhat.com>

---------

Signed-off-by: Parthvi Vala <pvala@redhat.com>

scripts/openshiftci-Nightly-SBO-tests.sh

@@ -27,8 +27,6 @@ oc login -u developer -p password@123 --insecure-skip-tls-verify
 # Check login user name for debugging purpose
 oc whoami
 
-source ./scripts/openshiftci-config.sh
-
 # Operatorhub integration tests
 make test-integration
 make test-e2e

scripts/openshiftci-periodic-tests.sh

@@ -26,8 +26,6 @@ oc login -u developer -p password@123 --insecure-skip-tls-verify
 # Check login user name for debugging purpose
 oc whoami
 
-source ./scripts/openshiftci-config.sh
-
 # Integration tests
 make test-integration || error=true
 

scripts/openshiftci-presubmit-all-tests.sh

@@ -1,5 +1,7 @@
 #!/bin/sh
 
+# This file is used for InterOP testing, i.e. testing odo with unreleased OpenShift versions.
+
 # fail if some commands fails
 set -e
 # show commands
@@ -32,8 +34,8 @@ oc login -u developer -p password@123 --insecure-skip-tls-verify
 # Check login user name for debugging purpose
 oc whoami
 
+# We want to use a stable Devfile registry for InterOP testing, and so we use the custom Devfile Registry setup on IBM cloud
 source ./scripts/openshiftci-config.sh
-
 if [ "${ARCH}" == "s390x" ]; then
     # Integration tests
     make test-integration