docs: tweak text displayed in example

examples/vite-demo-vanilla-bundle/src/examples/example31.html

@@ -12,10 +12,10 @@ <h3 class="title is-3">
 
 <div>
   <h6 class="italic content example-details">
-    Allow creating a grid dynamically by importing an external CSV or Excel file import.
-    This script will read the CSV file and will consider the first row as the column header and create the column definitions accordingly,
-    while the next few rows will be considered to be the dataset.
-    Note that this example was created with a CSV file but in your application you could allow uploading an Excel file.
+    Allow creating a grid dynamically by importing an external CSV or Excel file.
+    This script demo will read the CSV file and will consider the first row as the column header and create the column definitions accordingly,
+    while the next few rows will be considered the dataset.
+    Note that this example is demoing a CSV file import but in your application you could easily implemnt an Excel file uploading.
   </h6>
 
   <div>
@@ -37,7 +37,7 @@ <h6 class="italic content example-details">
     <span class="mx-3">or</span>
     <div>
       <button id="uploadBtn" data-test="static-data-btn" class="button is-small">
-        Use default data
+        Use default CSV data
       </button>
     </div>
   </div>