Revert "Merge pull request #79 from mediocre/dependabot/npm_and_yarn/…

…fast-xml-parser-4.3.0"

This reverts commit 06c05b5, reversing
changes made to a91dac0.

package.json

@@ -3,7 +3,7 @@
     "dependencies": {
         "async": "~3.2.0",
         "dhl-ecommerce-solutions": "~0.3.0",
-        "fast-xml-parser": "~4.3.0",
+        "fast-xml-parser": "~3.21.0",
         "moment-timezone": "~0.5.28",
         "node-geocoder": "~3.28.0",
         "petty-cache": "~3.2.0",