docs: add google form link (#742)

docs/data-sources/request-new-format.mdx

@@ -1,6 +1,4 @@
 ---
 title: 'Request New Format'
+url: https://forms.gle/gB5La14tjgy4p94dA
 ---
-
-
-- If you want to add any other format, please create an [issue](https://github.com/embedchain/embedchain/issues) and we will add it to the list of supported formats.