docs(website): update text on top page.

website/pages/en/index.js

@@ -106,7 +106,10 @@ class Index extends React.Component {
             `Diagram as Code` allows you to **track** the architecture diagram changes in any **version control** system.
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-            Diagrams currently supports six major providers: `AWS`, `Azure`, `GCP`, `Kubernetes`, `Alibaba Cloud` and `Oracle Cloud`. It now also supports `On-Premise` nodes as well as `Programming Languages` and `Frameworks`.
+            Diagrams currently supports main major providers including: `AWS`, `Azure`, `GCP`, `Kubernetes`, `Alibaba Cloud`, `Oracle Cloud` etc... It also supports `On-Premise` nodes, `SaaS` and major `Programming` frameworks and languages.
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+        <MarkdownBlock>
+            `NOTE: It does not control any actual cloud resources nor does it generate cloud formation or terraform code. It is just for drawing the cloud system architecture diagrams.`
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       </div>
     );