Jenkinsfile: slightly lower RAM limit
diff --git a/Jenkinsfile b/Jenkinsfile
index 8a35eb4..6678ca6 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,8 +14,8 @@
     tty: true
     resources:
       limits:
-        memory: "7Gi"
-        cpu: "2"
+        memory: "6Gi"
+        cpu: "1"
       requests:
         memory: "4Gi"
         cpu: "1"