lamba_cpu: fix GatedMLP gate order (silu(a)*b -> y*silu(gate)) — CPU port now matches fork to 0.06-0.09 logit

code/kod/lamba_cpu.py

@@ -174,8 +174,9 @@ class GatedMLP(nn.Module):
         self.fc2 = nn.Linear(hidden, d, bias=False)
 
     def forward(self, x):
-        a, b = self.fc1(x).chunk(2, -1)
-        return self.fc2(F.silu(a) * b)
+        # mamba_ssm GatedMLP: 1. yarı = değer, 2. yarı = gate → y * silu(gate)
+        y, gate = self.fc1(x).chunk(2, -1)
+        return self.fc2(y * F.silu(gate))
 
 
 class Block(nn.Module):