update requirements/run.txt (#165)

Tieqiong · web-flow · commit f78b4b99bc34 · 2024-08-20T09:06:46.000-04:00
* update requirements/run.txt, include right package

* use matplotlib-base
diff --git a/requirements/run.txt b/requirements/run.txt
@@ -1,5 +1,6 @@
 numpy < 2.0.0  # Need to fix deprecations before 2.0.0 compat
 wxpython
 diffpy.pdffit2
+diffpy.structure
 diffpy.utils
 matplotlib-base
