fix links

Author: Blargian

docs/getting-started/quick-start/index.mdx

@@ -47,7 +47,7 @@ import Link from '@docusaurus/Link';
           "
                 icon="cloud"
                 infoText="Get started"
-                infoUrl="/getting-started/quick-start/cloud"
+                infoUrl="clickhouse.com/docs/getting-started/quick-start/cloud"
                 title="Cloud quick start"
                 style={{width: '100%', height: '100%'}}
             />
@@ -71,7 +71,7 @@ import Link from '@docusaurus/Link';
           "
                 icon="server"
                 infoText="Get started"
-                infoUrl="/getting-started/quick-start/oss"
+                infoUrl="clickhouse.com/docs/getting-started/quick-start/oss"
                 title="OSS quick start"
                 style={{width: '100%', height: '100%'}}
             />