fix: ignore phpspreadsheet samples folder

Author: GrigoreMihai

.distignore

@@ -17,12 +17,12 @@ artifact
 composer.json
 composer.lock
 package-lock.json
-vendor/phpoffice/phpexcel/Examples
-vendor/phpoffice/phpexcel/unitTests
+vendor/phpoffice/phpspreadsheet/samples
+vendor/phpoffice/phpspreadsheet/docs
 cypress
 cypress.json
 .github
 .idea
 .wordpress-org
 .releaserc.yml
-docker-compose.ci.yml
+docker-compose.ci.yml