android: add missing import (#629)

Updates tailscale/corp#27375

Signed-off-by: kari-ts <kari@tailscale.com>

android/src/main/java/com/tailscale/ipn/ui/view/MainView.kt

@@ -3,6 +3,7 @@
 
 package com.tailscale.ipn.ui.view
 
+import android.os.Build
 import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
@@ -45,7 +46,6 @@ import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.derivedStateOf
@@ -543,7 +543,6 @@ fun PeerList(
   // Restrict search to devices running API 33+ (see https://github.com/tailscale/corp/issues/27375)
   val enableSearch = Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU
 
-
   Column(modifier = Modifier.fillMaxSize()) {
     if (enableSearch && FeatureFlags.isEnabled("enable_new_search")) {
       Search(onSearchBarClick)