Revert "Use new test debian package on flex pod for master"

This reverts commit 3bf3d49675adcabb7909d42a76df8ef3cd31dd67.

Reason for revert: Custom image testing complete

Change-Id: I18758979047ed448f45f2cfd0b986c18f5a7978d
diff --git a/deployment-configs/flex-ocp-cord.yaml b/deployment-configs/flex-ocp-cord.yaml
index 5af3e4c..ef88dad 100644
--- a/deployment-configs/flex-ocp-cord.yaml
+++ b/deployment-configs/flex-ocp-cord.yaml
@@ -50,7 +50,7 @@
     fortygig: 'true'
     aggPort: '10'
     serial: 'EC1838000853'
-    oltDebVersion: openolt_asfvolt16-3.0.0-f645c16db1878bfd1addfda9f24c1cb016358521.deb
+    oltDebVersion: openolt_asfvolt16-2.4.9-dev-d4aeca5a2094f7dc7c519913ab1558348c546dab.deb
     oltDebVersion23: openolt_asfvolt16-2.4.9-dev-d4aeca5a2094f7dc7c519913ab1558348c546dab.deb
 
 onus: