build(deps): bump currency-codes from 1.5.1 to 2.1.0

Bumps [currency-codes](https://github.com/freeall/currency-codes) from 1.5.1 to 2.1.0.
- [Release notes](https://github.com/freeall/currency-codes/releases)
- [Commits](freeall/currency-codes@v1.5.1...v2.1.0)

---
updated-dependencies:
- dependency-name: currency-codes
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -26,7 +26,7 @@
     "@openactive/data-models": "^2.0.294",
     "@types/lodash": "^4.14.182",
     "axios": "^0.19.2",
-    "currency-codes": "^1.5.1",
+    "currency-codes": "^2.1.0",
     "html-entities": "^1.3.1",
     "jsonpath": "^1.0.2",
     "lodash": "^4.17.21",