Fix build with proj 9.4.0+
https://github.com/qgis/QGIS/pull/56761
https://github.com/qgis/QGIS/issues/56756
Index: src/core/proj/qgscoordinatereferencesystemutils.cpp
--- src/core/proj/qgscoordinatereferencesystemutils.cpp.orig
+++ src/core/proj/qgscoordinatereferencesystemutils.cpp
@@ -348,6 +348,8 @@ QString QgsCoordinateReferenceSystemUtils::translatePr
     return QObject::tr( "Miller Oblated Stereographic" );
   if ( projection == QLatin1String( "mill" ) )
     return QObject::tr( "Miller Cylindrical" );
+  if ( projection == QLatin1String( "mod_krovak" ) )
+    return QObject::tr( "Modified Krovak" );
   if ( projection == QLatin1String( "moll" ) )
     return QObject::tr( "Mollweide" );
   if ( projection == QLatin1String( "murd1" ) )
