Updatre user endorsements

src/pages/index.mdx

@@ -186,14 +186,20 @@ import Link from '@docusaurus/Link'
       <Grid.Item xs={1}>
         <ShowcaseCard
           borderStyle={false}
-          name='The Graph'
-          logoSrc='/showcase/the-graph-mark-black.svg'
-          logoSrcDark='/showcase/the-graph-mark-white.svg'
-          description={`"Our experience with Waku has been transformative, proving to be a valuable tool that reveals the potential of peer-to-peer communication technologies. We are excited to continue using Waku's advanced features and contribute to the growth of Graphcast and the broader Graph ecosystem."`}
-        /><>
-        Want to learn more about Waku? <br />
-        Join the Discord community.
-      </>
+          name='Fileverse'
+          logoSrc='/showcase/fileverse-logo.png'
+          logoSrcDark='/showcase/fileverse-logo.png'
+          description={`"Placeholder text until Fileverse responds with official quote about how awesome Waku is and how much they love using it."`}
+        />
+      </Grid.Item>
+      <Grid.Item xs={1}>
+        <ShowcaseCard
+          borderStyle={false}
+          name='Safe'
+          logoSrc='/showcase/safe-logo-round.svg'
+          logoSrcDark='/showcase/safe-logo-round.svg'
+          description={`"What’s important for collecting Safe signatures? It needs to be decentralized; It needs to be permissionless. AND it needs to be accessible! We used erc4337 and Waku to reduce friction when interacting with our decentralized queue."`}
+        />
       </Grid.Item>
     </Grid>
   </Box>