misc: chore: Use explicit types & fix object creation

src/Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendFunctions.cs

@@ -221,7 +221,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.Blender
             sb.AppendLine($"private static Dictionary<Hash128, AdvancedBlendEntry> _entries = new()");
             sb.AppendLine("{");
 
-            foreach (var entry in Table)
+            foreach (AdvancedBlendUcode entry in Table)
             {
                 Hash128 hash = XXHash128.ComputeHash(MemoryMarshal.Cast<uint, byte>(entry.Code));
 

src/Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendManager.cs

@@ -66,7 +66,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.Blender
 
             descriptor = default;
 
-            if (!AdvancedBlendPreGenTable.Entries.TryGetValue(hash, out var entry))
+            if (!AdvancedBlendPreGenTable.Entries.TryGetValue(hash, out AdvancedBlendEntry entry))
             {
                 return false;
             }