gplugin/gplugin

fix tests on Windows

2022-01-24, ivanhoe
1378438e0be3
fix tests on Windows
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<requires lib="gtk" version="4.0"/>
<requires lib="gplugin-gtk" version="0.35"/>
<template class="GPluginGtkViewerWindow" parent="GtkApplicationWindow">
<property name="title" translatable="yes">GPlugin Viewer</property>
<property name="default-width">600</property>
<property name="default-height">400</property>
<child>
<object class="GPluginGtkView" id="view"/>
</child>
</template>
</interface>