Disable job execution on jenkins master

Change-Id: I1faedef9202793820c36d4f0baa3791eef3344ea
Related-prod: #PROD-29923 (PROD:29923)
(cherry picked from commit 707a72678e2db3e6747da24da2795dd77ccf5a1b)
diff --git a/docker/client/compose/service/jenkins.yml b/docker/client/compose/service/jenkins.yml
index 55aacdc..7045b66 100644
--- a/docker/client/compose/service/jenkins.yml
+++ b/docker/client/compose/service/jenkins.yml
@@ -3,7 +3,7 @@
 parameters:
   _param:
     jenkins_master_extra_opts: ""
-    jenkins_master_executors_num: 4
+    jenkins_master_executors_num: 0
     jenkins_master_max_concurent_requests: 40
     jenkins_home_dir_path: /var/jenkins_home
   docker:
diff --git a/docker/swarm/stack/jenkins/master.yml b/docker/swarm/stack/jenkins/master.yml
index 6af8d3e..4647521 100644
--- a/docker/swarm/stack/jenkins/master.yml
+++ b/docker/swarm/stack/jenkins/master.yml
@@ -4,7 +4,7 @@
 parameters:
   _param:
     jenkins_master_extra_opts: ""
-    jenkins_master_executors_num: 4
+    jenkins_master_executors_num: 0
     jenkins_master_max_concurent_requests: 40
     jenkins_home_dir_path: /var/jenkins_home
   docker:
diff --git a/jenkins/client/node.yml b/jenkins/client/node.yml
index e5e4d3b..2de0022 100644
--- a/jenkins/client/node.yml
+++ b/jenkins/client/node.yml
@@ -7,8 +7,7 @@
         master:
           node_mode: Exclusive
           remote_home: /var/lib/jenkins
-          labels:
-            - python
+          num_executors: 0
           launcher:
             type: master
         slave01: