Fixed bug in checking if call already exists

app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt

@@ -801,7 +801,7 @@ class BaresipService: Service() {
                     "incoming call" -> {
                         val peerUri = ev[1]
                         val bevent = ev[2].toLong()
-                        val toastMsg = if (Call.isAnyCallActive(applicationContext))
+                        val toastMsg = if (Utils.isAnyCallActive(applicationContext))
                             String.format(getString(R.string.call_auto_rejected),
                                 Utils.friendlyUri(this, peerUri, ua.account))
                         else if (ua.account.blockUnknown && Contact.contactName(peerUri) == peerUri)
@@ -1541,8 +1541,7 @@ class BaresipService: Service() {
     @SuppressLint("WakelockTimeout")
     private fun updatePartialWakeLock() {
         val isAnyUaActive = uasStatus.value.values.any { it != R.drawable.circle_white }
-        val isAnyCallActive = calls.isNotEmpty()
-        val needsToStayAwake = isAnyUaActive || isAnyCallActive
+        val needsToStayAwake = isAnyUaActive || calls.isNotEmpty()
         try {
             if (needsToStayAwake) {
                 if (!partialWakeLock.isHeld) {