Restore a connection button change

Author: Pururun

android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/button/ConnectionButton.kt

@@ -21,7 +21,6 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.graphics.compositeOver
 import androidx.compose.ui.layout.onGloballyPositioned
 import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.platform.testTag
@@ -53,7 +52,6 @@ fun ConnectionButton(
         if (state is TunnelState.Disconnected) {
             MaterialTheme.colorScheme.tertiary
         } else {
-            // TODO Should we make this transparent or not?
             MaterialTheme.colorScheme.error.copy(alpha = AlphaDisconnectButton)
         }
 
@@ -115,10 +113,7 @@ private fun PreviewConnectionButton() {
         ConnectionButton(
             text = "Disconnect",
             mainClick = {},
-            containerColor =
-                MaterialTheme.colorScheme.error
-                    .copy(alpha = AlphaDisconnectButton)
-                    .compositeOver(MaterialTheme.colorScheme.primary),
+            containerColor = MaterialTheme.colorScheme.error.copy(alpha = AlphaDisconnectButton),
             contentColor = MaterialTheme.colorScheme.onError,
             reconnectClick = {},
             isReconnectButtonEnabled = true