bug#39232: [PATCH] lisp/calc/calc-graph.el: update gnuplot timestamp hiding syntax

[Illia Ostapyshyn]

Graphs fail to plot (bug#39232), since "time" abbreviation for "timestamp" is 
no longer valid after commit b979b5371bc1c18bf8f5bd756e7c1fb54dafd8cc of 
gnuplot:
https://github.com/gnuplot/gnuplot/commit/b979b5371bc1c18bf8f5bd756e7c1fb54dafd8cc

---
 lisp/calc/calc-graph.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/calc/calc-graph.el b/lisp/calc/calc-graph.el
index 829fa44ca4..b694a826ce 100644
--- a/lisp/calc/calc-graph.el
+++ b/lisp/calc/calc-graph.el
@@ -351,7 +351,7 @@
         (if (>= ver 3)
             (insert "set surface\nset nocontour\n"
                     "set " (if calc-graph-is-splot "" "no") "parametric\n"
-                    "set notime\nset border\nset ztics\nset zeroaxis\n"
+                    "set notimestamp\nset border\nset ztics\nset zeroaxis\n"
                     "set view 60,30,1,1\nset offsets 0,0,0,0\n"))
         (setq samples-pos (point))
         (insert "\n\n" str))
-- 
2.24.3 (Apple Git-128)