chore(deps): bump the production-dependencies group with 2 updates

Bumps the production-dependencies group with 2 updates: [proj4](https://github.com/proj4js/proj4js) and [chroma-js](https://github.com/gka/chroma.js).


Updates `proj4` from 2.12.0 to 2.12.1
- [Release notes](https://github.com/proj4js/proj4js/releases)
- [Changelog](https://github.com/proj4js/proj4js/blob/master/changelog.md)
- [Commits](proj4js/proj4js@2.12.0...v2.12.1)

Updates `chroma-js` from 3.0.0 to 3.1.1
- [Release notes](https://github.com/gka/chroma.js/releases)
- [Changelog](https://github.com/gka/chroma.js/blob/main/CHANGELOG.md)
- [Commits](https://github.com/gka/chroma.js/commits)

---
updated-dependencies:
- dependency-name: proj4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: production-dependencies
- dependency-name: chroma-js
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: production-dependencies
...

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

packages/featureserver/package.json

@@ -24,7 +24,7 @@
     "@koopjs/logger": "5.0.0",
     "@koopjs/winnow": "5.0.4",
     "@turf/envelope": "^7.1.0",
-    "chroma-js": "^3.0.0",
+    "chroma-js": "^3.1.1",
     "esri-extent": "^1.1.3",
     "geojson-validation": "^1.0.2",
     "iso-datestring-validator": "^2.2.2",

packages/winnow/package.json

@@ -64,7 +64,7 @@
     "moment": "^2.30.1",
     "murmurhash": "^2.0.1",
     "ngeohash": "^0.6.3",
-    "proj4": "^2.12.0",
+    "proj4": "^2.12.1",
     "simple-statistics": "^7.8.5",
     "wkt-parser": "^1.3.3"
   },