Release updates (#4571)

* Adding 0.3.0 first content & introducing the new images folder

* adding changelog from 0.2.3 to 0.3.3

* tracking new files

* removing unwanted file

* Improving Copy & adding Gmail integration to 0.3.3

* micro fix

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

packages/twenty-website/src/content/releases/0.3.0.mdx

@@ -0,0 +1,10 @@
+---
+release: 0.3.0
+Date: Feb 3rd 2024
+---
+
+# Rating field
+
+The new Rating field represents a numeric value from 0 to 5, it can be useful for various use-cases such as scoring leads.
+
+![rating](/images/releases/0.3.0_rating.png)