remove duplicate code

Author: Jesus-Osuna-M

src/main/groovy/com/rundeck/plugins/ansible/plugin/AnsibleResourceModelSource.java

@@ -761,21 +761,18 @@ public String getNodesFromInventory(AnsibleRunner.AnsibleRunnerBuilder runnerBui
     AnsibleRunner runner = runnerBuilder.build();
 
     if (this.ansibleInventoryListBuilder == null) {
-      if(ansibleBinariesDirectoryPath!=null && !ansibleBinariesDirectoryPath.isEmpty()){
-        this.ansibleInventoryListBuilder = AnsibleInventoryList.builder()
-                .inventory(inventory)
-                .ansibleBinariesDirectory(java.nio.file.Path.of(ansibleBinariesDirectoryPath))
-                .configFile(configFile)
-                .debug(debug);
-      }
-      else{
-        this.ansibleInventoryListBuilder = AnsibleInventoryList.builder()
-                .inventory(inventory)
-                .configFile(configFile)
-                .debug(debug);
-      }
+      Path ansibleBinPath = null;
+      if (ansibleBinariesDirectoryPath != null && !ansibleBinariesDirectoryPath.isEmpty()) {
+        ansibleBinPath = (java.nio.file.Path.of(ansibleBinariesDirectoryPath));
       }
 
+      this.ansibleInventoryListBuilder = AnsibleInventoryList.builder()
+              .inventory(inventory)
+              .ansibleBinariesDirectory(ansibleBinPath)
+              .configFile(configFile)
+              .debug(debug);
+    }
+
     if(runner.getVaultPass() != null){
       VaultPrompt vaultPrompt = VaultPrompt.builder()
               .vaultId("None")