Update addplotlystartup.m

Author: jackparmer

plotly/plotly_setup_aux/addplotlystartup.m

@@ -29,7 +29,7 @@
         if currentStartupID == -1, error('plotly:startupWrite',...
             ['\n\nShoot! It looks like something went wrong writing to the file: ' ...
             '\n\n' startupPaths{locs} '\n' ...
-            '\nPlease contact your system admin. or [email protected] for more \ninformation. In the ' ...
+            '\nPlease contact your system admin or post a topic on https://community.plotly.com/c/api/matlab/ for more \ninformation. In the ' ...
             'mean time you can add the Plotly API \nto your search path manually whenever you need it! \n']);
         end
         fprintf(currentStartupID,['\n' addString]);