[locale] math headers got lost

src/modules/locale/timezonewidget/TimeZoneImage.cpp

@@ -22,6 +22,8 @@
 
 #include <QDir>
 
+#include <cmath>
+
 static const char* zoneNames[]
     = { "0.0",  "1.0",  "2.0",  "3.0",  "3.5",  "4.0",  "4.5",  "5.0",  "5.5",   "5.75", "6.0",   "6.5",  "7.0",
         "8.0",  "9.0",  "9.5",  "10.0", "10.5", "11.0", "11.5", "12.0", "12.75", "13.0", "-1.0",  "-2.0", "-3.0",

src/modules/locale/timezonewidget/timezonewidget.cpp

@@ -21,8 +21,6 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <cmath>
-
 #include "locale/TimeZone.h"
 #include "utils/Logger.h"