cleanup code

service/src/main/java/com/github/kr328/clash/service/ClashService.kt

@@ -35,12 +35,11 @@ class ClashService : BaseService() {
 
             runtime.install(ReloadModule(service)) {
                 onLoaded {
-                    if ( it != null ) {
+                    if (it != null) {
                         reason = it.message
 
                         stopSelf()
-                    }
-                    else {
+                    } else {
                         broadcastProfileLoaded()
                     }
                 }

service/src/main/java/com/github/kr328/clash/service/TunService.kt

@@ -48,14 +48,13 @@ class TunService : VpnService(), CoroutineScope by MainScope() {
 
             runtime.install(ReloadModule(service)) {
                 onLoaded {
-                    if ( it != null ) {
+                    if (it != null) {
                         reason = it.message
 
                         stopSelf()
 
                         TunModule.requestStop()
-                    }
-                    else {
+                    } else {
                         broadcastProfileLoaded()
                     }
                 }

service/src/main/java/com/github/kr328/clash/service/clash/module/ReloadModule.kt

@@ -9,7 +9,6 @@ import com.github.kr328.clash.service.data.ClashDatabase
 import com.github.kr328.clash.service.util.resolveBase
 import com.github.kr328.clash.service.util.resolveProfile
 import kotlinx.coroutines.sync.Mutex
-import java.lang.NullPointerException
 
 class ReloadModule(private val context: Context) : Module() {
     override val receiveBroadcasts: Set<String>