Update golden images for ARM64

AMD64 and ARM64 seems to have small difference in float64 calculations.

Reference: golang/go#36536
Signed-off-by: Eng Zer Jun <[email protected]>

Author: Juneezee

.github/workflows/ci.yml

@@ -1,14 +1,14 @@
 name: CI
 
 on:
-  pull_request:
-    branches: [ master ]
+  push:
 
 jobs:
 
   build:
     name: Build
     strategy:
+      fail-fast: false
       matrix:
         go-version: [1.24.x, 1.23.x]
         platform: [ubuntu-latest, macos-latest]

plotter/filledLine_example_test.go

@@ -8,6 +8,7 @@ import (
 	"image/color"
 	"log"
 	"math/rand/v2"
+	"runtime"
 
 	"gonum.org/v1/plot"
 	"gonum.org/v1/plot/plotter"
@@ -45,7 +46,7 @@ func ExampleLine_filledLine() {
 
 	p.Add(filled)
 
-	err = p.Save(200, 200, "testdata/filledLine.png")
+	err = p.Save(200, 200, "testdata/filledLine_"+runtime.GOARCH+".png")
 	if err != nil {
 		log.Panic(err)
 	}

plotter/filledLine_test.go

@@ -8,6 +8,7 @@ import (
 	"image/color"
 	"log"
 	"math/rand/v2"
+	"runtime"
 	"testing"
 
 	"gonum.org/v1/plot"
@@ -58,6 +59,6 @@ func clippedFilledLine() {
 }
 
 func TestFilledLine(t *testing.T) {
-	cmpimg.CheckPlot(ExampleLine_filledLine, t, "filledLine.png")
+	cmpimg.CheckPlot(ExampleLine_filledLine, t, "filledLine_"+runtime.GOARCH+".png")
 	cmpimg.CheckPlot(clippedFilledLine, t, "clippedFilledLine.png")
 }