gma: Merge `Config_State` into `State`

Treating `Config_State` separately was merely cosmetic and caused
lots of trouble. Its usage depends heavily on the selected plat-
form. Hence, `Global` contracts were not stable across different
configurations.

Let's avoid the annotation mess that it brought us and merge it
into `State`.

Change-Id: Ie28ccfc7ffbe08e0b3fe343d9e6df2420611834e
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/libgfxinit/+/35713
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
diff --git a/common/hw-gfx-gma-config.ads.template b/common/hw-gfx-gma-config.ads.template
index 1f6fea6..d5bd2ba 100644
--- a/common/hw-gfx-gma-config.ads.template
+++ b/common/hw-gfx-gma-config.ads.template
@@ -71,7 +71,7 @@
       Dyn_CPU        => Gen_CPU_Type'First,
       Dyn_CPU_Var    => Gen_CPU_Variant'First);
 
-   Variable : Variable_Config with Part_Of => GMA.Config_State;
+   Variable : Variable_Config with Part_Of => GMA.State;
 
    Valid_Port  : Valid_Port_Array renames Variable.Valid_Port;
    Raw_Clock   : Frequency_Type renames Variable.Raw_Clock;