We depend against qt5.12

ada62bfb · Laurent Montel · f018eb81 · ada62bfb
Commit ada62bfb authored Nov 28, 2019 by Laurent Montel 😁
--- a/src/plugin/palette.cpp
+++ b/src/plugin/palette.cpp
@@ -41,9 +41,7 @@ static const struct {
    ROLE(LinkVisited),
    ROLE(Mid),
    ROLE(Midlight),
-#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)
    ROLE(PlaceholderText),
-#endif    
    ROLE(Shadow),
    ROLE(Text),
    ROLE(ToolTipBase),