Set version of updates repo if needed

Change to proposed if tests for release/proposed

Change-Id: Id933aedd8c5b51dccee510d85b19d523af7f313b
Related-Prod: PROD-34057
diff --git a/generate-cookiecutter-products.groovy b/generate-cookiecutter-products.groovy
index d8bfe3a..806534b 100644
--- a/generate-cookiecutter-products.groovy
+++ b/generate-cookiecutter-products.groovy
@@ -258,6 +258,9 @@
                             'dockerExtraOpts'    : ['--memory=3g'],
                             'updateSaltFormulas' : updateSaltFormulasDuringTest
                         ]
+                        if (gitGuessedVersion == 'release/proposed/2019.2.0') {
+                            config['updateSaltFormulasRev'] = 'proposed'
+                        }
                         testResult = saltModelTesting.testNode(config)
                         common.infoMsg("Test finished: SUCCESS")
                     } catch (Exception ex) {