style: Avoid complex conditional

Address lint rule.

Author: dcalhoun

WordPress/src/main/java/org/wordpress/android/ui/deeplinks/DeepLinkingIntentReceiverViewModel.kt

@@ -70,14 +70,21 @@ class DeepLinkingIntentReceiverViewModel
             if (action != null) {
                 deepLinkTrackingUtils.track(action, it, uriWrapper)
             }
-            if (accountStore.hasAccessToken() || it is OpenInBrowser || it is ShowSignInFlow || it is OpenHome) {
+            if (loginIsUnnecessary(it)) {
                 _navigateAction.value = Event(it)
             } else {
                 _navigateAction.value = Event(LoginForResult)
             }
         } != null
     }
 
+    private fun loginIsUnnecessary(action: NavigateAction): Boolean {
+        return accountStore.hasAccessToken() ||
+                action is OpenInBrowser ||
+                action is ShowSignInFlow ||
+                action is OpenHome
+    }
+
     private fun buildNavigateAction(uri: UriWrapper, rootUri: UriWrapper = uri): NavigateAction? {
         return when {
             deepLinkUriUtils.isTrackingUrl(uri) -> getRedirectUriAndBuildNavigateAction(uri, rootUri)