[import ODS] Fatal error: Uncaught TypeError: strcmp(): Argument #2 ($string2) must be of type string, float given

[williamdes]

Describe the bug

While working on #17298 I created a file that throws a bug

Fatal error: Uncaught TypeError: strcmp(): Argument #2 ($string2) must be of type string, float given in
libraries/classes/Plugins/Import/ImportOds.php:388 Stack trace: #0
libraries/classes/Plugins/Import/ImportOds.php(388): strcmp('NULL', 0.05) #1
libraries/classes/Plugins/Import/ImportOds.php(432): PhpMyAdmin\Plugins\Import\ImportOds->iterateOverRows(Object(SimpleXMLElement), false, Array, Array, 1, 1, Array) #2
libraries/classes/Plugins/Import/ImportOds.php(178): PhpMyAdmin\Plugins\Import\ImportOds->iterateOverTables(Object(SimpleXMLElement)) #3
libraries/classes/Controllers/ImportController.php(634): PhpMyAdmin\Plugins\Import\ImportOds->doImport(Object(PhpMyAdmin\File), Array) #4
libraries/classes/Routing.php(187): PhpMyAdmin\Controllers\ImportController->index(Array) #5
index.php(18): PhpMyAdmin\Routing::callControllerForRoute('/import', Object(FastRoute\Dispatcher\GroupCountBased), Object(Symfony\Component\DependencyInjection\ContainerBuilder)) #6 {main} thrown in
libraries/classes/Plugins/Import/ImportOds.php on line 388

To Reproduce

Steps to reproduce the behavior:

1. Import this file into a DB: import-email-test.ods

Expected behavior

No error

Server configuration

• phpMyAdmin version: 5.1.3-dev

Add any other context about the problem here.