Override MCP_VERSION for TryMCP installation

Change-Id: I5d07d46f46e76c4c9001d1cc89225d715809250f
Related-bug: #PROD-25245 (PROD:25245)
diff --git a/trymcp-day01-image/scripts/salt.sh b/trymcp-day01-image/scripts/salt.sh
index b4137dd..c78ff15 100644
--- a/trymcp-day01-image/scripts/salt.sh
+++ b/trymcp-day01-image/scripts/salt.sh
@@ -20,7 +20,8 @@
 
 salt-call ${SALT_OPTS} state.sls salt
 salt-call ${SALT_OPTS} state.sls docker.host
-salt-call ${SALT_OPTS} saltutil.sync_all
+
+sed -i "s/mcp_version:.*/mcp_version: ${MCP_VERSION}/g" /srv/salt/reclass/classes/cluster/try-mcp/overrides.yml
 
 docker pull "docker-prod-local.artifactory.mirantis.com/mirantis/cicd/mysql:${MCP_VERSION}"
 docker pull "docker-prod-local.artifactory.mirantis.com/mirantis/cicd/gerrit:${MCP_VERSION}"