Increase timeout for salt.master state

Formulas for physical model took ~6 min to install.

Detach from the sshuttle after running

Change-Id: I2ad2965d6423cad72166ef11fa0f0e9d47971a19
diff --git a/tcp_tests/templates/shared-salt.yaml b/tcp_tests/templates/shared-salt.yaml
index 91c730c..e5781ed 100644
--- a/tcp_tests/templates/shared-salt.yaml
+++ b/tcp_tests/templates/shared-salt.yaml
@@ -456,9 +456,9 @@
   skip_fail: false
 
 - description: Run 'salt.master' formula on cfg01
-  cmd: timeout 120 salt --timeout=120 --hard-crash --state-output=mixed --state-verbose=False -C 'I@salt:master' state.sls salt.master;
+  cmd: timeout 600 salt-call -l info --hard-crash --state-output=mixed --state-verbose=False state.sls salt.master;
   node_name: {{ HOSTNAME_CFG01 }}
-  retry: {count: 2, delay: 5}
+  retry: {count: 2, delay: 30}
   skip_fail: false
 
 {%- if SALT_FORMULAS_REFS != '' %}