fix more links

Author: jl-wynen

docs/user-guide/dream/dream-advanced-powder-reduction.ipynb

@@ -10,7 +10,7 @@
     "- Audience: Instrument (data) scientists, instrument users\n",
     "- Prerequisites: Basic knowledge of [Scipp](https://scipp.github.io/), [Sciline](https://scipp.github.io/sciline/)\n",
     "\n",
-    "This notebook builds on the [basic powder workflow](./dream-data-reduction.rst) and demonstrates how the workflow can be used to compute different results and how alternative steps can be used.\n",
+    "This notebook builds on the [basic powder workflow](./dream-powder-reduction.rst) and demonstrates how the workflow can be used to compute different results and how alternative steps can be used.\n",
     "\n",
     "This notebook uses the same data as the basic notebook, a McStas + GEANT4 simulation.\n",
     "The data is available through the ESSdiffraction package but accessing it requires the `pooch` package.\n",

docs/user-guide/dream/workflow-widget-dream.ipynb

@@ -7,7 +7,7 @@
    "source": [
     "# Workflow widgets example\n",
     "\n",
-    "This notebook illustrates how we can use ESSreduce’s [workflow widgets](https://scipp.github.io/essreduce/user-guide/widget.html) to generate a graphical interface for running the [DREAM GEANT4 workflow](./dream-data-reduction.rst).\n",
+    "This notebook illustrates how we can use ESSreduce’s [workflow widgets](https://scipp.github.io/essreduce/user-guide/widget.html) to generate a graphical interface for running the [DREAM GEANT4 workflow](./dream-powder-reduction.rst).\n",
     "\n",
     "## Initializing the GUI\n",
     "\n",