fix: removed mistakenly added text from doc components and llm files. (#1791)

Author: erhuz

src/routes/docs-examples/components/alert/Default.svelte

@@ -3,7 +3,6 @@
 </script>
 
 <Alert>
-  UUULLL
   <span class="font-medium">Default alert!</span>
   Change a few things up and try submitting again.
 </Alert>

static/llm/components/alert.md

@@ -23,7 +23,6 @@ Use the following examples of alert components to show messages as feedback to y
 </script>
 
 <Alert>
-  UUULLL
   <span class="font-medium">Default alert!</span>
   Change a few things up and try submitting again.
 </Alert>

static/llm/context-full.txt

@@ -1707,7 +1707,6 @@ Use the following examples of alert components to show messages as feedback to y
 </script>
 
 <Alert>
-  UUULLL
   <span class="font-medium">Default alert!</span>
   Change a few things up and try submitting again.
 </Alert>