build(deps-dev): bump retext-spell from 2.4.0 to 3.0.0 (#70)

Author: dependabot-preview[bot]

package.json

@@ -104,7 +104,7 @@
     "retext-english": "^3.0.2",
     "retext-repeated-words": "^1.2.2",
     "retext-sentence-spacing": "^3.0.0",
-    "retext-spell": "^2.4.0",
+    "retext-spell": "^3.0.0",
     "retext-syntax-urls": "^1.0.1",
     "retext-usage": "^0.5.0",
     "rollup": "1.31.0",