👔 Improve Form component onSubmit and remove fetcher

[bluebill1049]

• remove fetcher prop
• rename values to data
• update onSubmit callback with FormData and FormDataJSON

<Form 
-  fetcher={() => {}}
+  onSubmit={({ data, formData, formDataJSON }) => {
+    console.log(data)
+ }}
/>

[codesandbox]

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[github-actions]

Size Change: -31 B (0%)

Total Size: 19.8 kB

Filename	Size	Change
dist/index.cjs.js	9.83 kB	-16 B (0%)
dist/index.umd.js	9.92 kB	-15 B (0%)

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