Issue #3127455 by nevergone: fix placeBlock() function comment

(cherry picked from commit 4d47c665)

Issue #3127455 by nevergone: fix placeBlock() function comment
(cherry picked from commit 4d47c665)
76075abb · catch · 888080dc · 76075abb
Commit 76075abb authored Apr 15, 2020 by catch
--- a/core/modules/block/tests/src/Traits/BlockCreationTrait.php
+++ b/core/modules/block/tests/src/Traits/BlockCreationTrait.php
@@ -27,7 +27,7 @@ trait BlockCreationTrait {
   *   @endcode
   *   The following defaults are provided:
   *   - label: Random string.
-   *   - ID: Random string.
+   *   - id: Random string.
   *   - region: 'sidebar_first'.
   *   - theme: The default theme.
   *   - visibility: Empty array.