style: PSR sur ecrire/tests suite à utilisation de Rector

ecrire/tests/Propre/CodeImbriqueTest.php

ecrire/tests/Propre/EchappeHtmlTest.php

ecrire/tests/Propre/TraiterModelesTest.php

ecrire/tests/Propre/TraiterRaccourcisTest.php

ecrire/tests/Propre/TraiterTableauTest.php

ecrire/tests/Sql/Objets/IdTableObjetTest.php

ecrire/tests/Sql/Objets/ObjetTypeTest.php

ecrire/tests/Sql/Objets/QueryEchappeTextesTest.php

ecrire/tests/Sql/Objets/TableObjetSqlTest.php

ecrire/tests/Sql/Objets/TableObjetTest.php

ecrire/tests/Sql/SqlInMysqlTest.php

ecrire/tests/Sql/SqlInSqliteTest.php

ecrire/tests/Squelettes/Balise/ExposeTest.php

ecrire/tests/Squelettes/Balise/IntroductionTest.php

ecrire/tests/Squelettes/Balise/NotesTest.php

ecrire/tests/Squelettes/Boucle/BoucleJointuresTest.php

ecrire/tests/Squelettes/Critere/DoublonsTest.php

ecrire/tests/SquelettesTestCase.php

ecrire/tests/Texte/CouperTest.php

ecrire/tests/Texte/EchapperHtmlSuspectTest.php