Updated dependencies.

Thanks to exceljs developers!

package-lock.json

@@ -671,7 +671,7 @@
       "integrity": "sha512-U1suiZ2oDVWv4zPO56S0NcR5QriEahGtdN2OR6FiOG4WJvcjBVFB0qI4+eKoWFH483PKGuLuu6V8Z4T5g63UVA=="
     },
     "exceljs": {
-      "version": "git+https://github.com/exceljs/exceljs.git#ac96f9a61e9799c7776bd940f05c4a51d7200209",
+      "version": "git+https://github.com/exceljs/exceljs.git#ddab279a882aba8f18fc5127c6d59e3aa9f596c7",
       "from": "git+https://github.com/exceljs/exceljs.git",
       "requires": {
         "archiver": "^5.0.0",