[util] add d3d9.enableDialogMode for CatSystem2 games already on Steam

May lack games not on Steam.
CatSystem2 games are not too much, so adding them to config is easier than detect it.

src/util/config/config.cpp

@@ -468,6 +468,28 @@ namespace dxvk {
     { R"(\\Borderlands\.exe$)", {{
       { "d3d9.lenientClear",                "True" },
     }} },
+    /* CatSystem2 Games based on Steamdb list from
+        https://steamdb.info/tech/Engine/CatSystem2/
+        which includes:
+        NEKOPARA Vol. 3,
+        ISLAND,
+        Love's Sweet Garnish 1&2,
+        The Fruit of Grisaia,
+        The Afterglow of Grisaia,
+        The Leisure of Grisaia,
+        The Eden of Grisaia,
+        The Melody of Grisaia,
+        The Labyrinth of Grisaia,
+        Newton and the Apple Tree,
+        Cyanotype Daydream -The Girl Who Dreamed the World-,
+        Himawari - The Sunflower -,
+        Idol Magical Girl Chiru Chiru Michiru Part 1&2,
+        Witch's Garden,
+        Yukikoi Melt,
+        Hatsumira -from the future undying-        */    
+   { R"(\\(cs2|NEKOPARAvol3|ISLAND|KoiniKanmiwoSoete(2)?|Grisaia(2|3|Ano1|Ano2|Ano3|Ex)?|Newton and the Apple Tree|Himawari|YukikoiMelt|Hatsumira)\.exe$)", {{
+      { "d3d9.enableDialogMode",            "True"   },
+    }} },
     /* Gothic 3                                   */
     { R"(\\Gothic(3|3Final| III Forsaken Gods)\.exe$)", {{
       { "d3d9.supportDFFormats",            "False" },