Fix warnings about commas at the end of enums

It's non-standard to accept them, so remove them and silence the
warnings.

Change-Id: I51c5afe99eac408f326ab9fcf40435b60e953b54
Reviewed-by: Stephen Kelly <stephen.kelly@kdab.com>

src/gui/painting/qblittable_p.h

@@ -64,7 +64,7 @@ public:
         SourceOverScaledPixmapCapability = 0x0008,
 
         // Internal ones
-        OutlineCapability               = 0x0001000,
+        OutlineCapability               = 0x0001000
     };
     Q_DECLARE_FLAGS (Capabilities, Capability);
 

src/gui/painting/qcosmeticstroker_p.h

@@ -72,7 +72,7 @@ public:
     enum Caps {
         NoCaps = 0,
         CapBegin = 0x1,
-        CapEnd = 0x2,
+        CapEnd = 0x2
     };
 
     // used to avoid drop outs or duplicated points

src/gui/text/qtextengine_p.h

@@ -425,7 +425,7 @@ public:
     enum LayoutState {
         LayoutEmpty,
         InLayout,
-        LayoutFailed,
+        LayoutFailed
     };
     struct Q_GUI_EXPORT LayoutData {
         LayoutData(const QString &str, void **stack_memory, int mem_size);