Merge branch 'that-one-issue-sophie-keeps-nagging-about' into 'master'

Don't throw away user-provided shadow map resolutions

Closes #7891

See merge request OpenMW/openmw!3965

apps/launcher/settingspage.cpp

@@ -246,6 +246,11 @@ bool Launcher::SettingsPage::loadSettings()
         int shadowResIndex = shadowResolutionComboBox->findText(QString::number(shadowRes));
         if (shadowResIndex != -1)
             shadowResolutionComboBox->setCurrentIndex(shadowResIndex);
+        else
+        {
+            shadowResolutionComboBox->addItem(QString::number(shadowRes));
+            shadowResolutionComboBox->setCurrentIndex(shadowResolutionComboBox->count() - 1);
+        }
 
         connect(shadowDistanceCheckBox, &QCheckBox::toggled, this, &SettingsPage::slotShadowDistLimitToggled);