Update special_functions.cpp

paint special function custom name

(cherry picked from commit 59fc7c1938cd9cea8618d7b80af9c70a96cf0921)

Author: shane-droid

radio/src/gui/colorlcd/special_functions.cpp

@@ -500,7 +500,8 @@ class SpecialFunctionButton : public Button
     uint8_t func = CFN_FUNC(cfn);
 
     drawSwitch(dc, col1, line1, CFN_SWITCH(cfn), COLOR_THEME_SECONDARY1);
-    dc->drawText(col3, line1, "CustLabelPlaceHolder", COLOR_THEME_SECONDARY1);
+    //paint special function custom name
+    dc->drawText(col3, line1, cfn->custName, COLOR_THEME_SECONDARY1);
     if (cfn->isEmpty()) return;
 
     dc->drawTextAtIndex(col2, line1, STR_VFSWFUNC, func, COLOR_THEME_SECONDARY1);