Remove null check from ingestBinaries

src/main/kotlin/Ingester.kt

@@ -92,14 +92,13 @@ class Ingester(
 
     @Throws(FcrepoOperationFailedException::class, IOException::class, MissingMimeTypeException::class, SftpClientException::class, URISyntaxException::class)
     private fun ingestBinaries(
-        sftpLocators: List<Pair<String, String?>>,
+        sftpLocators: List<Pair<String, String>>,
         rdfHandler: RdfHandler,
         transaction: FedoraTransactionClient
     ) {
         sftpLocators.forEach {
             val digitalInstantiationUrl = it.first
             it.second.let { path ->
-                if (path != null) {
                 sftpClient.open(File(path)).use { stream ->
                     val binaryUri = "$digitalInstantiationUrl/${Service.BINARY_FILE_URI_PATH}"
                     val mimeType = rdfHandler.getMimeType(digitalInstantiationUrl)
@@ -109,5 +108,4 @@ class Ingester(
             }
         }
     }
-    }
 }