Made unit tests compatibility with the next Go language version

- Fix documents issues for the `AddChart` function
- Update GitHub sponsor profile

.github/FUNDING.yml

-patreon: xuri
+github: xuri
 open_collective: excelize
+patreon: xuri
 ko_fi: xurime
 liberapay: xuri
 issuehunt: xuri

chart.go

@@ -846,17 +846,17 @@ func parseChartOptions(opts *Chart) (*Chart, error) {
 //	Color
 //	VertAlign
 //
-// LogBase: Specifies logarithmic scale for the YAxis.
+// LogBase: Specifies logarithmic scale base number of the vertical axis.
 //
 // NumFmt: Specifies that if linked to source and set custom number format code
 // for axis. The 'NumFmt' property is optional. The default format code is
 // 'General'.
 //
-// Title: Specifies that the primary horizontal or vertical axis title. The
-// 'Title' property is optional.
+// Title: Specifies that the primary horizontal or vertical axis title and
+// resize chart. The 'Title' property is optional.
 //
 // Set chart size by 'Dimension' property. The 'Dimension' property is optional.
-// The default width is 480, and height is 290.
+// The default width is 480, and height is 260.
 //
 // combo: Specifies the create a chart that combines two or more chart types in
 // a single chart. For example, create a clustered column - line chart with

lib_test.go

@@ -342,10 +342,8 @@ func TestReadBytes(t *testing.T) {
 }
 
 func TestUnzipToTemp(t *testing.T) {
-	for _, v := range []string{"go1.19", "go1.20"} {
-		if strings.HasPrefix(runtime.Version(), v) {
-			t.Skip()
-		}
+	if ver := runtime.Version(); strings.HasPrefix(ver, "go1.19") || strings.HasPrefix(ver, "go1.2") {
+		t.Skip()
 	}
 	os.Setenv("TMPDIR", "test")
 	defer os.Unsetenv("TMPDIR")