tpl/internal: Sync go_templates

Closes #10411

tpl/internal/go_templates/fmtsort/sort.go

@@ -36,19 +36,18 @@ func (o *SortedMap) Swap(i, j int) {
 //
 // The ordering rules are more general than with Go's < operator:
 //
-//  - when applicable, nil compares low
-//  - ints, floats, and strings order by <
-//  - NaN compares less than non-NaN floats
-//  - bool compares false before true
-//  - complex compares real, then imag
-//  - pointers compare by machine address
-//  - channel values compare by machine address
-//  - structs compare each field in turn
-//  - arrays compare each element in turn.
-//    Otherwise identical arrays compare by length.
-//  - interface values compare first by reflect.Type describing the concrete type
-//    and then by concrete value as described in the previous rules.
-//
+//   - when applicable, nil compares low
+//   - ints, floats, and strings order by <
+//   - NaN compares less than non-NaN floats
+//   - bool compares false before true
+//   - complex compares real, then imag
+//   - pointers compare by machine address
+//   - channel values compare by machine address
+//   - structs compare each field in turn
+//   - arrays compare each element in turn.
+//     Otherwise identical arrays compare by length.
+//   - interface values compare first by reflect.Type describing the concrete type
+//     and then by concrete value as described in the previous rules.
 func Sort(mapValue reflect.Value) *SortedMap {
 	if mapValue.Type().Kind() != reflect.Map {
 		return nil

tpl/internal/go_templates/fmtsort/sort_test.go

@@ -147,7 +147,7 @@ func sprint(data any) string {
 		}
 		b.WriteString(sprintKey(key))
 		b.WriteRune(':')
-		b.WriteString(fmt.Sprint(om.Value[i]))
+		fmt.Fprint(b, om.Value[i])
 	}
 	return b.String()
 }