CLDSRV-839: Fix REST.POST.MULTI_OBJECT_DELETE logs

Author: BourgoisMickael

lib/utilities/serverAccessLogger.js

@@ -231,7 +231,7 @@ const methodToResType = Object.freeze({
     'listMultipartUploads': 'UPLOADS',
     'listParts': 'UPLOAD',
     'metadataSearch': 'OBJECT',
-    'multiObjectDelete': 'OBJECT',
+    'multiObjectDelete': 'MULTI_OBJECT_DELETE',
     'multipartDelete': 'UPLOAD',
     'objectDelete': 'OBJECT',
     'objectDeleteTagging': 'TAGGING',

tests/functional/aws-node-sdk/test/serverAccessLogs/testServerAccessLogFile.js

@@ -1711,7 +1711,7 @@ describe('Server Access Logs - File Output', async () => {
                         },
                         {
                             ...commonProperties,
-                            operation: 'REST.POST.OBJECT',
+                            operation: 'REST.POST.MULTI_OBJECT_DELETE',
                             action: 'DeleteObjects',
                             httpMethod: 'POST',
                         }