Prioritize nodeModulesPath over config.root if present. (microsoft#2507)

Co-authored-by: Dima <v-dmkira@microsoft.com>

Author: joarkosberg

android/codepush.gradle

@@ -33,10 +33,10 @@ gradle.projectsEvaluated {
         }
 
         def nodeModulesPath;
-        if (config.root) {
-            nodeModulesPath = Paths.get(config.root.asFile.get().absolutePath, "/node_modules");
-        } else if (project.hasProperty('nodeModulesPath')) {
+        if (project.hasProperty('nodeModulesPath')) {
             nodeModulesPath = project.nodeModulesPath
+        } else if (config.root) {
+            nodeModulesPath = Paths.get(config.root.asFile.get().absolutePath, "/node_modules");
         } else {
             nodeModulesPath = "../../node_modules";
         }