Fixed header import defines

ios/RNFetchBlobNetwork.h

 //  Copyright © 2016 wkh237. All rights reserved.
 //
 
+#ifndef RNFetchBlobNetwork_h
+#define RNFetchBlobNetwork_h
+
 #import <Foundation/Foundation.h>
 #import "RNFetchBlobProgress.h"
 #import "RNFetchBlobFS.h"
 #import "RCTBridgeModule.h"
 #endif
 
-#ifndef RNFetchBlobNetwork_h
-#define RNFetchBlobNetwork_h
-
 
 @interface RNFetchBlobNetwork : NSObject  <NSURLSessionDelegate, NSURLSessionTaskDelegate, NSURLSessionDataDelegate>
 

ios/RNFetchBlobRequest.h

 //  Copyright © 2018 wkh237.github.io. All rights reserved.
 //
 
+#ifndef RNFetchBlobRequest_h
+#define RNFetchBlobRequest_h
+
 #import <Foundation/Foundation.h>
 
 #import "RNFetchBlobProgress.h"
 #import "RCTBridgeModule.h"
 #endif
 
-#ifndef RNFetchBlobRequest_h
-#define RNFetchBlobRequest_h
-
 @interface RNFetchBlobRequest : NSObject <NSURLSessionDelegate, NSURLSessionTaskDelegate, NSURLSessionDataDelegate>
 
 @property (nullable, nonatomic) NSString * taskId;