* Fix e2e tests which use the insertBlock function
* Move more instances of insertBlock to insertWCBlock
* Ensure block inserter is open before searching for a block
* Get rid of openWidgetsEditorBlockInserter
* Rename insertWCBlocks to insertBlockDontWaitForInsertClose
* Fix e2e tests of the Product Details block
* Migrate to insertBlockDontWaitForInsertClose instead of insertBlock
* Go to single product template
* Fix Product Details classname and slug in tests
* Replace usage of 'foo' variable name
* Fix typo in 'can not be inserted in a post' test
* Fix e2e tests which use the insertBlock function
* Move more instances of insertBlock to insertWCBlock
* Ensure block inserter is open before searching for a block
* Get rid of openWidgetsEditorBlockInserter
* Rename insertWCBlocks to insertBlockDontWaitForInsertClose
* Initial structure for the breadcrumbs block
* ditch inline comment
* Fine-tune the store breadcrumbs
* Disable the breadcrumbs block for regular posts & pages
* Update the breadcrumbs block details.
* Add tests
* rely on sprintf to render the breadcrumb
* Ditch usesContext.
* Add a link to the breadcrumb editor preview
* Disable all pointer-events for the breadcrumb link in the editor preview
* Add the align attribute
* Use the Disabled component to prevent interactions and update the copy for the block description.