Switch to deploy from tag 2019.2.23

Related-Prod: PROD-37096
Change-Id: Icc7cbb2b1ada0409f5f065632348533d0feb140e
diff --git a/jobs/global.yaml b/jobs/global.yaml
index 28e5c28..8f1b680 100755
--- a/jobs/global.yaml
+++ b/jobs/global.yaml
@@ -12,6 +12,6 @@
       </font></h1>
     current-version: 2019.2.23
     previous-version: 2019.2.22
-    disabled-proposed: false
-    disabled-2019-2-0: true
-    upgrade-to-tag: false
+    disabled-proposed: true
+    disabled-2019-2-0: false
+    upgrade-to-tag: true