Fixing imagebuilder path in developer workflow documentation

Change-Id: I26be2336a0cb2e516221caa08142ca877453bc9f
diff --git a/developer/workflows.md b/developer/workflows.md
index de2c2bc..4f70b52 100644
--- a/developer/workflows.md
+++ b/developer/workflows.md
@@ -58,7 +58,7 @@
 
 ```shell
 cd ~/cord/build
-python scripts/imagebuilder.py -f helm-charts/examples/filter-images.yaml
+python scripts/imagebuilder.py -f ../helm-charts/examples/filter-images.yaml
 ```
 
 At this point the images containing your changes will be available