Remove unused variable

src/ColorSchemeManager.cpp

@@ -55,14 +55,11 @@ ColorSchemeManager* ColorSchemeManager::instance()
 
 void ColorSchemeManager::loadAllColorSchemes()
 {
-    int success = 0;
     int failed = 0;
 
     const QStringList nativeColorSchemes = listColorSchemes();
     for (const QString &colorScheme : nativeColorSchemes) {
-        if (loadColorScheme(colorScheme)) {
-            success++;
-        } else {
+        if (!loadColorScheme(colorScheme)) {
             failed++;
         }
     }