Temporary unlock gate tests for salt formulas

This commit should be reverted as soon as jenkins is fixed
PROD-35466

Change-Id: If7f02114a11e903a254647670b7a2b5e863decf9
diff --git a/test-salt-formulas-env.groovy b/test-salt-formulas-env.groovy
index de631bf..19079b5 100644
--- a/test-salt-formulas-env.groovy
+++ b/test-salt-formulas-env.groovy
@@ -37,7 +37,7 @@
 
 throttle(['test-formula']) {
   timeout(time: 1, unit: 'HOURS') {
-    node("python&&docker") {
+    node("old16.04") {
       try {
         stage("checkout") {
           if (defaultGitRef && defaultGitUrl) {