Automated Project Update Bot fixes

This merge request was automatically created by the Project Update Bot. It contains the changes from run 11-199781.

tests/src/Unit/TocFormatterTest.php

@@ -52,7 +52,7 @@ class TocFormatterTest extends UnitTestCase {
    *
    * @see testConvertStringToId()
    */
-  public function providerConvertStringToId() {
+  public static function providerConvertStringToId() {
     $tests[] = ['One', 'one'];
     $tests[] = ['One   two', 'one-two'];
     $tests[] = ['One ! two', 'one-two'];
@@ -85,7 +85,7 @@ class TocFormatterTest extends UnitTestCase {
    *
    * @see testConvertNumberToListTypeValue()
    */
-  public function providerConvertNumberToListTypeValue() {
+  public static function providerConvertNumberToListTypeValue() {
     $tests[] = [1, NULL, 1];
     $tests[] = [1, 'decimal', '1'];
     $tests[] = [1, 'random', '1'];
@@ -131,7 +131,7 @@ class TocFormatterTest extends UnitTestCase {
    *
    * @see testConvertHeaderKeysToValues()
    */
-  public function providerConvertHeaderKeysToValues() {
+  public static function providerConvertHeaderKeysToValues() {
     $options = [
       'number_path_truncate' => TRUE,
       'headers' => [