docs: add document for customized map collection serializers (#2351)

## What does this PR do?

This PR add documents for customized map collection serializers

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Author: chaokunyang

docs/guide/DEVELOPMENT.md

@@ -120,3 +120,18 @@ npm run test
 
 - node 14+
 - npm 8+
+
+### Lint Markdown Docs
+
+```bash
+# Install prettier globally
+npm install -g prettier
+
+# Fix markdown files
+prettier --write "**/*.md"
+```
+
+#### Environment Requirements
+
+- node 14+
+- npm 8+