Allow icon colorization on mac os to better support dark mode

Author: Uplab

src/qt/platformstyle.cpp

@@ -18,7 +18,7 @@ static const struct {
     /** Extra padding/spacing in transactionview */
     const bool useExtraSpacing;
 } platform_styles[] = {
-    {"macosx", false, false, true},
+    {"macosx", false, true, true},
     {"windows", true, false, false},
     /* Other: linux, unix, ... */
     {"other", true, true, false}