Remove redundant logs

Issue: CLDSRV-669

Author: Seragonia

lib/api/completeMultipartUpload.js

@@ -526,13 +526,6 @@ function completeMultipartUpload(authInfo, request, log, callback) {
             services.batchDeleteObjectMetadata(mpuBucket.getName(),
                 keysToDelete, log, err => {
                     if (err) {
-                        log.error('error deleting MPU metadata during completeMPU', {
-                            method: 'completeMultipartUpload',
-                            mpuBucket: mpuBucket.getName(),
-                            keysToDeleteCount: keysToDelete.length,
-                            error: err,
-                        });
-
                         // Handle specific error cases according to retry strategy
                         if (err.is?.DeleteConflict) {
                             // DeleteConflict should trigger automatic retry
@@ -546,12 +539,6 @@ function completeMultipartUpload(authInfo, request, log, callback) {
                         return next(err, extraPartLocations,
                             destinationBucket, aggregateETag, generatedVersionId, droppedMPUSize);
                     }
-
-                    log.debug('successfully deleted MPU metadata during completeMPU', {
-                        method: 'completeMultipartUpload',
-                        mpuBucket: mpuBucket.getName(),
-                        keysToDeleteCount: keysToDelete.length,
-                    });
                     return next(null, extraPartLocations,
                         destinationBucket, aggregateETag, generatedVersionId, droppedMPUSize);
                 });