Removes unnecessary deps.

Author: zachleat

package.json

@@ -25,14 +25,12 @@
     "@11ty/eleventy": "^0.11.1",
     "@11ty/eleventy-cache-assets": "^2.1.0",
     "@zachleat/filter-container": "^1.0.3",
-    "algoliasearch": "^4.8.6",
     "autoprefixer": "^10.2.5",
     "cssnano": "^4.1.10",
     "dotenv": "^8.2.0",
     "fast-glob": "^3.2.5",
     "gray-matter": "^4.0.2",
     "i18n-iso-countries": "^6.5.0",
-    "instantsearch.js": "^4.17.0",
     "js-yaml": "^3.14.0",
     "lodash": "^4.17.21",
     "luxon": "^1.26.0",