Remove unnecessary return doc comment from PDOStatement::errorInfo()

Author: kocsismate

ext/pdo/pdo_stmt.stub.php

@@ -27,7 +27,6 @@ public function debugDumpParams(): ?bool {}
     /** @tentative-return-type */
     public function errorCode(): ?string {}
 
-    /** @return array */
     /** @tentative-return-type */
     public function errorInfo(): array {}
 

ext/pdo/pdo_stmt_arginfo.h

@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 406aff009e4091eaac0937aaf0801c934a0f3f71 */
+ * Stub hash: 670126c620221ba392f4cd41cdb31877cc29e1e3 */
 
 ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_PDOStatement_bindColumn, 0, 2, _IS_BOOL, 0)
 	ZEND_ARG_TYPE_MASK(0, column, MAY_BE_STRING|MAY_BE_LONG, NULL)