update top message matplotlibrc file

JosephBARBIERDARNAL · JosephBARBIERDARNAL · commit 206c51a65d48 · 2025-05-11T08:58:43.000+02:00
diff --git a/lib/matplotlib/mpl-data/matplotlibrc b/lib/matplotlib/mpl-data/matplotlibrc
@@ -1,6 +1,6 @@
 #### MATPLOTLIBRC FORMAT
 
-## NOTE FOR END USERS: DO NOT EDIT THIS FILE!
+## DO NOT EDIT THIS FILE, MAKE A COPY FIRST
 ##
 ## This is a sample Matplotlib configuration file - you can find a copy
 ## of it on your system in site-packages/matplotlib/mpl-data/matplotlibrc
