Prettier replace of markdownlint

- Markdownlint required a global or NPX implementation in CI
- Prettier configs tweaked to minimize changes to Markdown docs

Author: Jacob

.github/workflows/typechecks.yml

@@ -15,7 +15,7 @@ jobs:
         with:
           node-version: 16.7
 
-      - run: npm run markdownlint
+      - run: npm run prettier:md
   test:
     name: 'Typechecking'
     runs-on: ubuntu-latest

.prettierrc

@@ -1,4 +1,3 @@
 {
-  "printWidth": 120,
-  "proseWrap": "always"
+  "proseWrap": "never"
 }

package-lock.json

@@ -13,7 +13,7 @@
   "scripts": {
     "export:docs": "node -r esbuild-register export/docs.ts",
     "export:overrides": "node -r esbuild-register export/overrides.ts",
-    "markdownlint": "npx markdownlint-cli '**/*.md' -i node_modules -i LICENSE.md",
+    "prettier:md": "prettier --write --prose-wrap never --parser markdown '**/*.md' --ignore-path ./LICENSE.md",
     "test": "tsc"
   },
   "author": "Cloudflare Workers Team <[email protected]> (https://workers.cloudflare.com)",
@@ -25,7 +25,7 @@
     "esbuild": "^0.12.22",
     "esbuild-register": "^3.0.0",
     "marked": "^3.0.2",
-    "prettier": "2.0.5",
+    "prettier": "^2.0.5",
     "typescript": "^4.3.5"
   }
 }